Evaluate each expression. Click on undefined as needed

Evaluate Each Expression. Click On Undefined As Needed

Answers

Answer 1
if the 0 is in the numerator, the value is 0
if the 0 is in the denominator, the value is undefined

so 0/8 = 0
and 3/0 = undefined


Related Questions

Kaia needs braces, which will cost $2,400. Her insurance deductible is $1500, after which her insurance pays 80% of all costs. How much will Kaia need to pay for her braces?
A.$2,200
B.$1,680
C.$180
D.$480

Answers

Kaia will pay a $1,500 deductible and the remaining 20% not covered by insurance after the deductible, totaling to $1,680 for her braces.

To calculate how much Kaia will need to pay for her braces, we need to take into account her insurance deductible and the percentage her insurance will cover after that deductible is paid. Kaia's braces cost $2,400, so let's break it down step-by-step:

Kaia pays her insurance deductible, which is $1,500. So, $2,400 - $1,500 = $900 remains.

Her insurance then covers 80% of the remaining $900. To calculate this, we use 80% of $900: ($900 x 0.80) = $720.

Since the insurance pays $720 of the remaining cost, Kaia is left with 20% of $900 to pay out of her pocket. To calculate this, we take 20% of $900: ($900 x 0.20) = $180.

Therefore, Kaia will need to pay $1,500 (deductible) plus $180, for a total of $1,680.

Solve the polynomial equation. State the multiplicity of each root. x3 + 15x2 + 75x + 125 = 0

Answers

The root is -5, and its multiplicity is 3
The answer is x=-5. This is correct i checked it :D.
Hope this helps! Can i have brainiest?

I NEED ANSWER RIGHT NOW!!!!!!!!! (30 POINTS + BRAINIEST ANSWER REWARD!!!!)

The graph below shows the velocity f(t) of a runner during a certain time interval:

graph of line segment going through ordered pairs 0, 4 and 4, 8. Graph of another line segment going through ordered pairs 4, 8 and 8, 0. Label on the x axis is time in seconds and label on the y axis is velocity in meters per second

Which of the following describes the intercepts on the graph?

A. The initial velocity of the runner was 4 m/s, and the runner stopped after 8 seconds.
B. The initial velocity of the runner was 8 m/s, and the runner stopped after 4 seconds.
C. The initial acceleration of the runner was 4 m/s2, and the runner stopped after 8 seconds.
D. The initial acceleration of the runner was 8 m/s2, and the runner stopped after 4 seconds.

Answers

The correct answer is B I’m pretty sure
The following that describes the intercepts on the graph is "The initial velocity of the runner was 4 m/s, and the runner stopped after 8 seconds." It is because the starting point of the line is at 4 and then the ending point is at 8. it A hope this helps

Gavin goes to the market and buys one rectangle shaped board. The length of the board is 16 cm and width is 10 cm. if he wants to add a 2 cm wooden border around the board, what will be the area of the rectangle board?

Answers

The area of the rectangle board, including the wooden border, is 280 cm².

The student's question pertains to finding the new area of the rectangle board after adding a 2 cm wooden border around it. Initially, the board has dimensions of 16 cm in length and 10 cm in width. To account for the new wooden border, we add 2 cm to each side of the board. This means that the new length will be 16 cm + 4 cm (2 cm for each side of the length) and the new width will be 10 cm + 4 cm (2 cm for each side of the width).

The calculation will be as follows:

New Length = 16 cm + 4 cm = 20 cm

New Width = 10 cm + 4 cm = 14 cm

Area = New Length * New Width

Area = 20 cm * 14 cm

Area = 280 cm²

Therefore, the area of the rectangle board with a 2 cm border added around it will be 280 cm².

A city's population is represented by the function P=25,000(1.0095)t , where t is time in years.

How could the function be rewritten to identify the daily growth rate of the population?

What is the approximate daily growth rate?

Answers

Final answer:

The daily population growth function is P=25,000((1.0095)1/365.25)t, and the daily growth rate is approximately 1.000026 or an increase of about 0.0026% per day.

Explanation:

The city population growth function given, P=25,000(1.0095)t, is an exponential function. To identify the daily growth rate, we need to rewrite this function in terms of days. As there are approximately 365.25 days in a year, we substitute this into the formula for t. Hence, the daily population growth function becomes P=25,000(1.0095)t/365.25.

To find the approximate daily growth rate, we solve for the base of the exponent. Using the fact that (ab)c = abc, we can rewrite the function as P=25,000((1.0095)1/365.25)t.

Thus, the daily growth rate of the population is approximately the value of (1.0095)1/365.25, which calculates to about 1.000026, or an increase of about 0.0026% per day.

Learn more about population growth rate here:

https://brainly.com/question/16013460

#SPJ12

What percent of 450 is 60? Round to the nearest hundredth of a percent.

Answers

Hello!

To solve this, to these steps..

Turn 450 _ 60 into fraction.
450/60. 
Multiply both by 100. (450 & 60)
750 / 100
Turn 750/100 into decimal.
0.750
Turn 0.750 into percent
750%

Hope this helps! ☺♥
450x.60=27, rounding up, the answer is 30

hich numbers are to solve this problem? A bicycle shop sold 60 road bikes, 50 racing bikes, and 75 mountain bikes each month for 15 months. How many more mountain bikes than road bikes did the shop sell in the 15 months?

Answers

[tex]75-60=15[/tex]

The shop sold 15 more mountain bikes than road bikes in 15 months.

Solve the following equation exactly on the interval 0 ≤ θ ≤ 2π ? cos 2θ + sin θ = 0

Answers

[tex]\bf \textit{Double Angle Identities} \\ \quad \\ sin(2\theta)=2sin(\theta)cos(\theta) \\ \quad \\ cos(2\theta)= \begin{cases} cos^2(\theta)-sin^2(\theta)\\ \boxed{1-2sin^2(\theta)}\\ 2cos^2(\theta)-1 \end{cases} \\ \quad \\\\ tan(2\theta)=\cfrac{2tan(\theta)}{1-tan^2(\theta)}\\\\ -------------------------------[/tex]

[tex]\bf cos(2\theta )+sin(\theta )=0\implies 1-2sin^2(\theta )+sin(\theta )=0 \\\\\\ 0=2sin^2(\theta )-sin(\theta )-1\implies 0=[2sin(\theta )+1][sin(\theta )-1]\\\\ -------------------------------\\\\ 0=2sin(\theta )+1\implies -1=2sin(\theta )\implies -\cfrac{1}{2}=sin(\theta ) \\\\\\ \measuredangle \theta = \begin{cases} \frac{7\pi }{6}\\\\ \frac{11\pi }{6} \end{cases}\\\\ -------------------------------\\\\ 0=sin(\theta )-1\implies 1=sin(\theta )\implies \measuredangle \theta =\frac{\pi }{2}[/tex]

Aurella wants to enlarge a 4-inch by 6 inch photo so that it has a width of 15 inches. Use a ratio table to determine the new length of the photo

Answers

4/6 = 2/3
2/3 = 15/x
2x = 45
x = 22.5

Have a nice day!

write the following decimal as a fraction or mixed number in lowest terms 0.85

Answers

the decimal 0.85 as a fraction would be 17/20
I think the answer might be 17/20

Find the area of the surface obtained by rotating the curve y x2 0 ≤ x ≤ 2 about the y axis

Answers

ds=√1+(dydx)2dx=√1+14(x4−2+1x4)dx

=√14(x4+2+1x4)dx=√122(x2+1x2)2dx

=12(x2+1x2)dx

What is the slope of the line tangent to the curve 3y^2-2x^2=6-2xy at the point (3 2)?

Answers

3y² - 2x² = 6 - 2xy
6ydy/dx - 4x = 0 -2xydy/dx
6ydy/dx+2xydy/dx = 4x
(6y+2xy)dy/dx =4x
dy/dx = 4x/ (6y+2xy)
dy/dx| x=3 : = 4(3) /{ 6(2) +2×3×2}
= 12/ {12+12}
=12/24 = 1/2

factor 2x^3+3x^3-18x-27

Answers

Final answer:

After combining like terms, the polynomial simplifies to 5x^3 - 18x - 27. It cannot be factored using basic techniques due to the lack of common factors and its incompatibility with simple factoring patterns.

Explanation:

To factor the polynomial 2x^3 + 3x^3 - 18x - 27, we first combine like terms and then look for common factors or patterns that we can use to factor the polynomial.

Combining Like Terms

Combining the cubic terms, we get 5x^3. Therefore, the polynomial simplifies to 5x^3 - 18x - 27.

Factoring

We look for a greatest common factor (GCF) among the terms. In this case, there are no common factors other than 1.

Since there is no obvious way to factor by grouping, and the polynomial does not fit the patterns for difference of cubes or sum of cubes, we'd have to consider other methods such as Rational Root Theorem or synthetic division to find if the polynomial has rational roots and can be factored further. However, those methods are more complex and require trial and error or a systematic approach that typically isn't covered until more advanced algebra classes or college algebra.

Conclusion

Without additional methods, we conclude that the polynomial 5x^3 - 18x - 27 cannot be factored over the rationals using basic factoring techniques commonly taught in high school algebra.

Final answer:

To factor the expression 2x^3 + 3x^3 - 18x - 27, we can group the terms with common factors and factor out those common factors.

Explanation:

To factor the expression 2x^3 + 3x^3 - 18x - 27, we can group the terms with common factors. The first two terms, 2x^3 and 3x^3, have a common factor of x^3. The last two terms, -18x and -27, have a common factor of -9. Factoring out these common factors, we get:

2x^3 + 3x^3 - 18x - 27 = x^3(2 + 3) - 9(2 + 3) = x^3(5) - 9(5) = 5x^3 - 45

So, the factored form of the expression is 5x^3 - 45.

what 3050 divided by 100

Answers

it is 30.5 for answer
30.5 bc I did it in my Calculator

Zach read a book for 10 minutes every weekend in the first month, 20 minutes in the second month, 40 minutes in the third month, and 80 minutes in the fourth month. Victoria read a book for 35 minutes every weekend in the first month, 50 minutes in the second month, 65 minutes in the third month, and 80 minutes in the fourth month. Which statement best describes the methods used by Zach and Victoria to increase the time they spent reading a book? Zach's method is linear because the number of minutes increased by an equal factor every month. Victoria's method is linear because the number of minutes increased by an equal number every month. Both Victoria's and Zach's methods are exponential because the number of minutes increased by an equal factor every month. Both Victoria's and Zach's methods are exponential because the number of minutes increased by an equal number every month.



(NEVER MIND GUYS IM GOING WITH A)

Answers

Zach’s method doubles each month so it’s exponential. Victoria’s method increases by a fixed amount each month, so it’s linear. The second option, although incomplete because it doesn’t mention Zach, is correct regarding Victoria’s method. So the second option is the only correct option.

At time t = π /6 , the position x(t) = 6 cos(t) is given by the following. x (π/6) = 6 cos (π /6 )

Answers

equation is i think t = 3.14(pi) divided by 6

The quotient Of 30 and the sum of -4 and -6

Answers

Write the quotient as follows:

               30                   30
------------------------  =  ---------  =  -3 (answer)
         -4 -6                     -10

Allie wants to arrange her flower garden in eight equal rows.

Answers

So depending on the amount of Flowers in a row or feet in a row you would divide the total by eight.

how do the 8 differ in 38108

Answers

The left 8 represents 8000 units.
The right 8 represents 8 units.

Their placement in the number is used to signify the multiplier for the number of units they represent. That is why the number system is called a "place value number system." Each time the digit is moved left one place, its value increases by a factor of 10.

Which of the following rules describes the function graphed below? a. Output = Input c. Output = (0.5)(Input) + 1.5 b. Output = (2)(Input) – 3 d. Output = (1.5)(Input) + 3


Answers

answer

Output = (0.5)(Input) + 1.5

input = 1 , output = (0.5)(1) + 1.5 = 2
input = 3 , output = (0.5)(3) + 1.5 = 3
input = 5 , output = (0.5)(5) + 1.5 = 4
input = -1 , output = (0.5)(-1) + 1.5 = 1

Answer:

Option C

output=0.5(input)+1.5

Step-by-step explanation:

Let

y------> the output

x------> the input

we have

[tex]A(-1,1), B(5,4)[/tex]

Find the slope

The formula to calculate the slope between two points is equal to


[tex]m=\frac{y2-y1}{x2-x1}[/tex]


substitute the values

[tex]m=\frac{4-1}{5+1}[/tex]


[tex]m=\frac{3}{6}=0.5[/tex]


Find the equation of the line

[tex]y-y1=m(x-x1)[/tex]

we have

[tex]m=0.5[/tex]


[tex]A(-1,1)[/tex]

substitute

[tex]y-1=0.5(x+1)[/tex]

[tex]y=0.5x+0.5+1[/tex]

[tex]y=0.5x+1.5[/tex]

remember that

y=output

x=input

substitute

output=0.5(imput)+1.5

Silver is a white metal and is an excellent conductor of heat and electricity. The density of silver is 10.49 g/cm3. Silver does not react with water but it does react with nitric acid. Silver tarnishes when exposed to air or light. What is a physical property of silver?

Answers

Answer:

The density of silver is 10.49 g/cm3.

Step-by-step explanation:

Physical properties are those that can be observed without any change in the identity of the element in question. In this case, the physical property that is mentioned is density. Other examples include color and hardness. On the other hand, chemical properties describe how a substance can change into a different substance. This would include characteristics such as flammability and corrosion resistance.

There are k types of coupons. independently of the types of previously collected coupons, each new coupon collected is of type i with probability pi, ki =1 pi = 1. if n coupons are collected, find the expected number of distinct types that appear in this set. (that is, find the expected number of types of coupons that appear at least once in the set of n coupons.)

Answers

Let X be the expected number of distinct types of coupons in the collection of k coupons X = X1 + X2 + ……. + Xx.  

Helene is finding the sum (9 + 10i) + (–8 + 11i). She rewrites the sum as (–8 + 11)i + (9 + 10)i. Which statement explains the property of addition that she made an error in using?

Answers

The answer is that Helene incorrectly used the distributive property by combining the real number and the coefficient of the imaginary part.

Answer:

answer is d

Step-by-step explanation:

Nick bought a pair of glasses for $200. He later saw the same glasses advertised for 20% less than what he originally paid. What price were the glasses being advertised for?

Answers

Start by finding 20% of $200.

(200)(0.2) = 40

Then subtract this amount from the original price, $200.

$200 - $40 = $160

The glasses were being advertised for $160.

for halloween, lana received 7 4/8 pounds of candy. after a week her family had eaten 3 6/8 pounds, how many pounds does she have left?

Answers

3 3/4...Please mark brainliest..

Answer To Questions :

3 3/4

[ 3+ ( 18 - 4 ) / 7 ] * 8

Answers

First, subtract 4 from 18.

[3+(14)/7]*8

Next, divide by 7.

[3+2]*8

Now, add.

[5]*8

The answer is 40. I hope this helped! (just your pemdas)
[ 3+ ( 18 - 4 ) / 7 ] * 8 = 40

Which of the following graphs represent a function? 4072-01-02-01- a. Graph A and Graph C b. Graph A c. Graph D d. Graph B and Graph D

Answers

Answer:

The graph which represent a graph of a function is:

        Graph A and Graph C

Step-by-step explanation:

We know that a graph of a function satisfies the vertical line test i.e. any line passing through the domain and parallel to y-axis should intersect the curve exactly once i.e. corresponding to each x-value there is exactly one y-value.

Hence, from the figure attached to the answer we see that the Graph which is a function is:

            Graph A and Graph C

Final answer:

Graph A represents a function.

Explanation:

A function is a relation in which each input has only one output. In other words, for every x-value, there can only be one y-value. To determine if a graph represents a function, we can use the vertical line test. If a vertical line intersects the graph at more than one point, then the graph does not represent a function. Looking at the given graphs, Graph B and Graph D do not pass the vertical line test, as there are vertical lines that intersect these graphs at multiple points. Therefore, the correct answer is Graph A.

can someone please express 105/20 as a mixed number in simplist form








Answers

just divide 105 by 20

this gives you 5 5/20

this can then be reduced to 5 1/4

answer: 5 1/4

Let f be the function defined by f(x) = x + lnx. What is the value of c for which the instantaneous rate of change of f at x = c is the same as the average rate of change of f over [1, 4]?

Answers

I think the average rate of change is f(4)-f(1)/4-1, and instantaneous one is f'(x), but they never equal?? the previous one is negative. the latter one is positive?

Create a factorable polynomial with a GCF of 2. Rewrite that polynomial in two other equivalent forms. Explain how each form was created.

Answers

The GCF is the greatest common factor of 2 or more numbers or polynomials.
Start with the factors: x, x + 1, x - 2 
Now multiply them together.
x(x+1)(x−2)=(x2+x)(x−2)
=x3−2x2+x2−2x
=x3−x2−2x
Our polynomial is: x3−x2−2x
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