what is square root of 8 plus square root of 50 minus square root of 72

Answers

Answer 1
The square root of 8 is 3, the square root of 50 is 7, and the square root of 72 is 8. 3+7-8=2.
Answer 2

Answer:

1.41421356237 making it a terminating decimal.

Step-by-step explanation:

2.82842712475

+

7.07106781187

-

8.48528137424

Simplified Answer

1.4  or 1.41

I hope this helped :) can you please mark as brainliest?


Related Questions

Clarence solved the equation 3x + 15 = 33 and showed the following work. 3x + 15 = 33 3x + 15 - 15 = 33 3x = 33 = x = 11 Which of the following is true? x is 11. x should be 6. x should be 16. x should be 99.

Answers

3x + 15 = 33
3x = 33 - 15
3x = 18
x = 18/3
x = 6 <==

Answer:

x=6

Step-by-step explanation:

Determine which statement is true about the graph of a function

Answers

The correct answer here is B.

Let's start with the first statement: "The degree of the function is even."  

This statement is true as both ends of the graph are approaching negative infinity and is resembles y=x^2 (an even degree function).

Second Statement: "The leading coefficient is negative."
This is also true has this parabola is faced downwards, meaning it is negative.  Also, a quadratic that has a maximum as its vertex is always going to be a negative function.

Ruben bought six new books for his collection. This increased his collection by 12%. How many books did he have before his purchases?

Answers

 20. Let x represent the amount of books he had:
x + 6 = 1.12x

Subtract x from both sides:
6 = 0.12x

Divide both sides by 0.12; x = 50

28. $6 + 0.025*$6 = $6 + $0.15 = $6.15


Can somebody solve please?

Answers

X=9 is the answer to the question.
The answer is x=9. If you have to do inverse property on 4. Rhem combine like terms 7x and -4x. You'll get 3x=27, after that you divide 3 to both sides. As your answer x=9

find the unit rate???

Answers

2500 kilobytes/ 5 minutes= 500 kilobytes per minute

Final answer: 500 kilobytes per minute

Answer:

500 kilobytes/ 1 min

Step-by-step explanation:

2,500 kilobytes/ 5 min

2,500 divide by 5 = 500 kilobytes

500 kilobytes/ 1 min

Rico is estimating 139 x 18 Find his mistake and correct it.


100 x 10 =1,000

Answers

139 is suppose to be 140 and 18 is suppose to be 20, 140 x 20 = 2800
Home this works

A square acre of land is 4840 square yards. Between which two integers is the length of one side? Pls show the steps or work.

Answers

The land is square and has an area of 4840 square yards.  Thus, the length of one side of the piece of land is sqrt(4840), or 69.57 yards.  

69.57 is between 69 yards and 70 yards.

Please help quickly first to answer gets bainliest
Which expression uses the greatest common factor and the distributive property to rewrite the sum 32 + 80?
A.16(2) + 80
B. 2(16 + 80)
C.16(2 + 5)
D.8(4 + 10)

Answers

C. 16 ( 2 + 5) 

is your answer

hope this helps
A ,it's the only one that comes out the same outcome of 32+80 which =112 b is wrong because if you know PEMDAS p= parenthesis and you do p first and that would give you a huge wrong answer b would equal 192

Mr. Abernathy bought a selection of wrenches for his shop and paid $78. He bought the same number of $1.50 and $2.50 wrenches, and half of that number of $4 wrenches. The number of $3 wrenches is one more than the number of $4 wrenches. How many of each did he buy?

Answers

x = # of $4 wrenches 
2x = # of $1.50 wrenches 
2x = # of $2.50 wrenches 
x+1 = # of $3 wrenches 

x(4.00) + 2x(1.50) + 2x(2.50) + (x+1)(3.00) = $78 
4x + 3x + 5x + 3x + 3 = 78 
15x + 3 = 78 
15x = 75 
x = 5 

Therefore, he has 5 $4 wrenches, 10 $1.50 wrenches, 10 $2.50 wrenches and 6 $3 wrenches. 
Verify: 
5($4) + 10($1.50) + 10($2.50) + 6($3) = $20 + $15 + $25 + $18 = $78

In this algebraic word problem, equations were set up based on the prices and relationships between the numbers of wrenches bought, leading to the discovery that Mr. Abernathy purchased 12 wrenches each at $1.50 and $2.50, 6 wrenches at $4, and 7 wrenches at $3 to make a total of $78.

Mr. Abernathy's allocation of his $78 budget on wrenches can be formulated as an algebraic word problem where we define the number of wrenches bought at each price point and the total cost. Let us denote x as the number of $1.50 wrenches and also the number of $2.50 wrenches, so the number of $4 wrenches is x/2 since it is half of that number.

The number of $3 wrenches is x/2 + 1 because it is one more than the number of $4 wrenches. The total amount spent can be expressed as the sum of the products of the numbers of wrenches and their respective prices, which must equal $78.

The equation for the total amount spent on wrenches is therefore:

1.50x + 2.50x + 4(x/2) + 3(x/2 + 1) = 78

Solving this equation for x gives us the number of $1.50 and $2.50 wrenches, and then we can infer the quantities of the $4 and $3 wrenches.

After simplifying the equation, we solve for x, and by plugging x back into the previous expressions, we find out that Mr. Abernathy bought 12 wrenches at $1.50 each, 12 wrenches at $2.50 each, 6 wrenches at $4 each, and 7 wrenches at $3 each.

Solve for x: 2|2x − 2| + 4 = 20.

x = 5, x = −3
x = 5, x = −5
x = 3, x = −3
x = −5, x = 3

Answers

Subtract 4 from both sides of the equation.
2|2x−2|=16Divide both sides of the equation by 2.
|2x−2|=8Set 2x-2 equal to positive and negative 8.
2x−2=8,2x−2=−8Solve both equations for x.
x=5,−3
2|2x − 2| + 4 = 20.
2|2x − 2|  = 20.- 4
2|2x − 2| = 16
|2x − 2| =8

That means:
1st: 2x-2 = 8   and 2nd: 2x - 2 = -8
1st: 2x=10 and x = 5

2nd  2x-2=-8, 2x = -6 and x = -3

So x = 5 and x = -3 (1st answer)

State your first and last name. use the letters in your first name and last name to write an equation of a line in slope-intercept form, y=mx + b as follows:

Answers

If my name were John Smith, then I could write the slope-intercept form of a parrticular line as h = nt + h.  This is just one of countless possibilities.


Find the area of the region bounded by the given curves. y = 9x2 ln(x), y = 36 ln(x)

Answers

alrighty
find where they intersect

9x²ln(x)=36ln(x)
divide both sides by 9
x²ln(x)=4ln(x)
[tex]ln(x^{x^2})=ln(x^4)[/tex]
so
[tex]x^{x^2}=x^4[/tex]
so x=1 and and 2 (x can't be 0 or -2 because ln(0) and ln(-2) don't exist)

so intersect at x=1 and x=2
which is on top?

9(1.5)²ln(1.5)=20.25ln(1.5)
36ln(1.5)=36ln(1.5)
36ln(1.5) is on top
so

that will be
the area is
[tex] \int\limits^2_1 {36ln(x)-9x^2ln(x)} \, dx= [/tex]
[tex] [36x(ln(x)-1)-x^3(3ln(x)-1)]^2_1=[/tex]
[tex] 48ln(2)-29[/tex]

the area between the curves is 48ln(2)-29
Final answer:

The area of the region bounded by y = 9x2 ln(x) and y = 36 ln(x) is found by integrating the absolute difference of the two functions from x = 1 to x = 2, which yields ∫ from 1 to 2 (|36 ln(x) - 9x2 ln(x)|) dx.

Explanation:

To find the area of the region bounded by the curves y = 9x2 ln(x) and y = 36 ln(x), you first need to find the points where they intersect. This means setting the two functions equal to each other and solving for x, i.e., 9x2 ln(x) = 36 ln(x).

This simplifies to x2 = 4 which yields two solutions x = 2 and x = -2. However, since the natural logarithm ln(x) is not defined for x < 0, we discard x = -2. So, the two curves intersect at x = 2.

The area between the curves from x = 1 to x = 2 is then obtained by integrating the absolute difference of the two functions from x = 1 to x = 2, which gives:

∫ from 1 to 2 (|36 ln(x) - 9x2 ln(x)|) dx. You can evaluate this integral with standard calculus techniques.

Learn more about Area between Curves here:

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Is (1,5) a solution to the equation y=x-2

Answers

In (1,5), x=1 and y=5. when you plug it into 5=1-2, it is not true. Therefore, it can not be a solution.

A store manager orders T-shirts so that 15 out of every 35 are a medium. How many medium T shirts would you expect to find when there are 126 T shirts on a rack

Answers

15/35 = x/126

use cross multiplication to get 35x=126(15)
35x=1890 x=1890/35

x=54

54 medium shirts

A container holds 7 quarts of water. How much is this in gallons? Write your answer as a whole number or a mixed number in simplest form. Include the correct unit in your answer.

Answers

The answer would be 1 3/4 because a gallon is 4 quarts.

A new extended-life light bulb has an average service life of 750 hours, with a standard deviation of 50 hours. if the service life of these light bulbs approximates a normal distribution, about what percent of the distribution will be between 600 hours and 900 hours? 95% 68% 34% 99.7%

Answers

Approximately 99.7% of the light bulbs are expected to last between 600 and 900 hours, according to the empirical rule of normal distributions, as these values fall within +/- 3 standard deviations from the mean.

To determine what percent of the distribution of light bulbs will have a service life between 600 and 900 hours, we employ the empirical rule for normal distributions. If we know the mean (750 hours) and standard deviation (50 hours), we can calculate the number of standard deviations each of these values are from the mean:

(600 - 750) / 50 = -3 standard deviations (SD)

(900 - 750) / 50 = 3 standard deviations (SD)

According to the empirical rule (68-95-99.7 rule), approximately:

68% of the data falls within "+/- 1 SD"

95% of the data falls within "+/- 2 SD"

99.7% of the data falls within "+/- 3 SD"

Since 600 hours and 900 hours are three standard deviations away from the mean on either side, the percentage of light bulbs expected to last between these two values would be approximately 99.7%.

rewrite vertically,then add
63,594+98,697+59,835

Answers

Hello! When all of these numbers are added together, the sum is 222,126. Here’s the problem written vertically to show my work.
  2221
  63594 
  98697
+59835
----------
222126


222126   is your answer

hope this helps

how many times larger is the value of the 5 in 95,284 than the value 5 in 8,521

Answers

the value of 5 in 95,284 is 5000
the value of the 5 in 8,521 is 500

5000/500 = 10

so the value of the 5 in 95,824 is 10 times greater then the value of the 5 in 8,521 

what is 69.12 rounded to the nearest tenth

Answers

your answer will be 69.1

Find the values of x on the curve y = cos x 2 + sin x at which the tangent is horizontal. (let n be an integer. enter your answers as a comma-separated list.)

Answers

Final answer:

To find the values of x on the given curve at which the tangent is horizontal, we need to find the points where the derivative of y with respect to x is equal to 0.

Explanation:

To find the values of x on the curve y = cos x^2 + sin x at which the tangent is horizontal, we need to find the points where the derivative of y with respect to x is equal to 0. The derivative of y is -2x sin x + cos x.

Setting the derivative equal to 0, we have -2x sin x + cos x = 0. Solving this equation will give us the values of x at which the tangent is horizontal.

Unfortunately, it is not possible to find exact solutions to this equation analytically. We can, however, solve it numerically using methods such as Newton's method or the bisection method.

Ed Callahan Is an executive at a local bank his annual salary is $75,530 if he receive a paycheck every two weeks what is his biweekly salary

Answers

His annual salary is $75,530. If Ed receives a paycheck every two weeks, what is his biweekly salary? Brittany Monroe is a legal secretary. Her biweekly salary is$1,650.00

His annual salary is $75,530. If Ed receives a paycheck every two weeks, his biweekly salary is $2905.

You will be paid every 2 weeks so is beginning on Sunday and ending on the second Saturday of the pay period. So you will be paid every two weeks, giving you a total 26 .

First you divide 75530 by 26 since its biweekly and that is how you get your answer.

Given the sets
U = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9},
A = {0, 1, 4, 7, 9}, and B = {0, 4, 5, 6, 7}, use De Morgan's Laws to find the indicated set. (Enter your answers as a comma-separated list. Enter EMPTY for the empty set.)
(A' ∩ B)'

Answers

Final answer:

We used De Morgan's laws to find the complement of the set formed by the intersection of the complement of A and B. We first found the complement of A, then the intersection of this set with B, and finally took the complement of this new set.

Explanation:

In set theory, De Morgan's laws relate the intersection and union of sets in a very elegant way. Here, (A' ∩ B)' represents the complement of the set formed by the intersection of the complement of A and B.

First, let's find A'. This is the set of all elements in U that are not in A. U = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 } and A = { 0, 1, 4, 7, 9 } So, A' = { 2, 3, 5, 6, 8 }.

Now, let's find the intersection of A' and B, denoted by A' ∩ B. We have B = { 0, 4, 5, 6, 7 } so A' ∩ B = { 5, 6 }.

Finally, let's find the complement of this set, denoted by (A' ∩ B)'. This is the set of all elements in U that are not in A' ∩ B. So, (A' ∩ B)' = { 0, 1, 2, 3, 4, 7, 8, 9 }.

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The temperature changed from 5C at 6 p.m. to -2C at midnight. How much did the temperature decrease?

Answers

Salutations!

The temperature changed from 5°C at 6 p.m. to -2°C at midnight. How much did the temperature decrease?

Lets solve this!

To find out how much the temperature is decreased, you need to subtract 5°°C from -2° C. from . 

Lets form this into statements ---

Temperature at 6 PM = 5°C

Temperature at midnight = -2°C.

Temperature decreased = 5°C - 2°C = 3° C.

3°C is the temperature decreased. 

Hope I helped (:

Have a great day!

from 5 to 0 is a 5 degree change

then from 0 to -2 is a 2 degree change

5+2 = 7 degree change overall

Round 9.77 to the nearest tenth

Answers

9.77 to the nearest tenths

first, find the number that is in the tenths place....it is 7....now look at the number directly to the right of it....if that number is 5 or greater, u would round that 7 up to an 8...but if that number is 4 or below, ur 7 would stay the same.
So the number directly to the right of 7 is 7...and since it is greater then 5, u have to round the 7 in the tenths place up to 8.

solution is : 9.8

Sierra has a total of 61 dimes and quarters in her piggybank. She has 3 more quarters than dimes. The coins have a total value $10.90. How many dimes and how many quarters does she have? [hint: use the decimal values of the c coins to write an equation.]

Answers

Since you have two unknowns, you must formulate 2 equations in order to solve the system. Let x be the numbers of dimes and y be the number of quarters. The equations are:

x + y = 61
y = x + 3

Since a dime is 1/10 of a dollar and a quarter is 1/4 of a dollar,
(1/10)x + (1/4)y = 10.90

We made 3 equations. The system is overspecified. Let's just use the first two equations and apply it to the third for verification.

x + (x + 3) = 61
Solving for x,
x = 29
y = 29 + 3 = 32

Verifying,
(1/10)(29) + (1/4)(32) = 10.90

Hence, there are 29 dimes and 32 quarters.

What are the necessary criteria for a line to be perpendicular to the given line and have the same y-intercept?

Answers

y=-(3/5)x-7is the anwser because this is the form y=mx+b where m=5/3 any line perpendicular to this given line will have the slope of -1/m so, in this case slope of perpendicular is: -1/(5/3) = -3/5 we know the y-intercept is -7, point (0, -7) so wave: y = -(3/5)x - 7

Answer:

The slope is -3/2 and contains the point (0, −2). Which is b.

Step-by-step explanation:

(-3,-4) (3, 0)

slope = (0 +4) / (3 + 3) = 4/6 = 2/3

perpendicular so slope = -3/2

line on graph

y = mx + b

0 = 2/3 (3) + b

0 = 2+ b

b = -2

y intercept (0,-2)

Write an expression for the following statement(s), and then list each operation
present (make sure you define any variables used).
A record company earns 25% of what a band collects in total sales. That
percentage is deducted from the band’s total sale

Answers

Let's assign variables for the unknowns. Let x be the amount of total sales while x is the amount of net sales. It is called net sales because a percentage is still deducted from it. The equation will be written as:

Net Sale = Total Sales - 0.25*Total Sales
y = x - 0.25x
y = 0.75x

Misty took a multiple choice test in science that had 50 questions. If the relationship between the number she got correct and the number she got incorrect is 7:3, and she got 9 incorrect, how many did she get correct?

Answers

In this case, the total number of questions in the test is 50. The possible outcome for the question would be answered wrong, answered correctly or not answered. To know the amount of the correct answer, you need to multiply the incorrect with correct/incorrect ratio. The equation would be:
correct answer: 9 answer * 7/3= 21 answer.

Then for this test misty has:
9 incorrect answer
21 correct answer
20 blank/ not answered

At a harvest 16 ears of corn are being picked for every 18 peppers if 9 peppers have been picked how many ears of corn have been picked(I need the actual math)

Answers

16:18
 x : 9

x = 8

Hope this helps!

g(x) = x3 + 6x2 + 12x + 8

Determine the function’s value when x = −1.

Answers

Plugging -1 in for 1, we get (-1)^3+6(-1)^2+12*(-1)+8. For (-1)^3, since 3 is odd and -1 is negative, we end up with -1. For (-1)^2, since 2 is even, we end up with 1. For -1, we have -1, so we have (-1)+6*1+12*(-1)+8=-1+6-12+8=15-12=3
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