Help please ! It is precal

Help Please ! It Is Precal

Answers

Answer 1

Answer:

The answer is the third

S = 16 t²

Step-by-step explanation:

* Lets study the order pairs in C to find what is the relation

  between the input (t) and the output (S)

∵ C = {(t , S): (0 , 0) , (1 , 16) , (2 , 64) , (3 , 144) , .............}

∵ (0 , 0) is the first point

∴ There is no plus or minus in the relation between S and t

∴ We refused the last answer S = 16(t + 1)² because

  if t = 0 then S = 16(0 + 1) = 16 ≠ 0

- If we chose the first answer:

∵ S = 16t  

∵ t = 0 ⇒ S = 16(0) = 0 ⇒ its right

∵ t = 1 ⇒ S = 16(1) = 16 ⇒ its right

∵ t = 2 ⇒ S = 16(2) = 32 ⇒ its wrong

∴ We refused the first answer

- If we chose the second answer:

∵ S = (16t)²

∵ t = 0 ⇒ S = (16×0)² = 0 ⇒ its right

∵ t = 1 ⇒ S = (16×1)² = 256 ⇒ wrong

∴ We refused the second answer

- If we chose the third answer:

∵ S = 16 t²

∵ t = 0 ⇒ S = (16)(0)² = 0 ⇒ its right

∵ t = 1 ⇒ S = (16)(1)² = 16 ⇒ its right

∵ t = 2 ⇒ S = (16)(2)² = 16 × 4 = 64 ⇒ its right

∵ t = 3 ⇒ S = (16)(3)² = 16 × 9 = 144 ⇒ its right

∴ every time we multiply 16 by the square of the value of t

∴ We accept the third answer


Related Questions

please help on 5 and 7 these are the last and final questions on this TBT please please help me u are guaranteed to help so please ​and please explain

Answers

5. you would use whole numbers because points are whole

7.x represents (2) the hours worked per week. this is because it say hourly rate and were estimating the weekly profit

You use whole numbers because the points are whole represents 2) the hours worked per week. this is because it say hourly rate and were estimating the weekly profit

Hope this helped.

What is the slope of the equation Y = 5/4x - 7/4

Answers

Answer:

The slope is 5/4

Step-by-step explanation:

This equation is written in slope intercept form

y = mx+b, where m is the slope and b is the y intercept

y = 5/4x -7/4

5/4 is the slope and -7/4 is the y intercept

Write a numerical expression to represent the number of apps Priscilla and Cynthia have combined. (Do not simplify the expression just yet.)


answer quickly there was no picture or other info this was the question

Answers

Answer:

P+C=x?

If there was no numerical data, than that is probably the answer. Is it multiple choice?

Answer:

48/4

Step-by-step explanation:

Mr.Adams has 15 sheets of construction paper for every 5 students. If Mr.Adams has 60 sheets of construction, how many studrnts are in class. Make a ratio table to show how yoi sopved the proption.​

Answers

The ratio of construction paper to students is 15:5

Method 1:
15:5 is the same as 3:1
For every student there are 3 construction paper
60 divided by 3 is 20
There are 20 students in class

Method 2:
Ratio is 15:5
60 sheets in total
60 divided by 15 is 4
4 times 5 is 20
There are 20 students in class

julie,ellen, and jenny shared a pizza. julia ate 1/8 of the pizza Ellen and Jenny ate 3/8 of pizza Did they eat whole pizza​

Answers

Julia ate 1/8

Ellen and Jenny ate 3/8

1/8 + 3/8 = 4/8

No they didn't eat the whole pizza, they only ate half of the pizza.

Julie, Ellen, and Jenny together ate [tex]\frac{1}{8}[/tex]+ [tex]\frac{3}{8}[/tex] = [tex]\frac{4}{8}[/tex] or [tex]\frac{1}{2}[/tex]of the pizza, which means they ate only half of it, not the entire pizza.

The question involves the mathematical concept of fractions and their addition. Julie ate [tex]\frac{1}{8}[/tex] of the pizza, while Ellen and Jenny together ate [tex]\frac{3}{8}[/tex]of the pizza. To determine if they ate the whole pizza, we need to add these fractions.

[tex]\frac{1}{8}[/tex] (Julie's portion) + [tex]\frac{3}{8}[/tex] (Ellen and Jenny's portion) =  [tex]\frac{4}{8}[/tex]or [tex]\frac{1}{2}[/tex] after simplifying.

Since [tex]\frac{1}{2}[/tex] is less than a whole, Julie, Ellen, and Jenny did not eat the entire pizza. They ate only half of it.

The courtyard behind Jennie’s house is shaped like a trapezoid the bases measure 8 meters and 11 meters the height of the trapezoid is 12 meters what is the area of the courtyard

Answers

The area of the trapezoidal courtyard is 114 square meters.

To find the area of a trapezoid, you can use the formula:

[tex]\[ \text{Area} = \frac{1}{2} \times (\text{sum of the bases}) \times \text{height} \][/tex]

Given:

- Base 1 (b1) = 8 meters

- Base 2 (b2) = 11 meters

- Height (h) = 12 meters

Plugging these values into the formula:

[tex]\[ \text{Area} = \frac{1}{2} \times (8 + 11) \times 12 \][/tex]

[tex]\[ \text{Area} = \frac{1}{2} \times 19 \times 12 \][/tex]

[tex]\[ \text{Area} = \frac{1}{2} \times 228 \][/tex]

[tex]\[ \text{Area} = 114 \][/tex]

So, the area of the courtyard is 114 square meters.


Which rule describes the composition of transformations that maps pre-image ABCD to final image A"B"C"D"?

Answers

Answer:

rx-axis o T- 6,1 (x,y)

Step-by-step explanation:

We can see in the diagram that distances of  and  from the x-axis are equal with the distances of  and  from the x-axis respectively.

That means,  is first reflected about the x-axis to form

Now,  and  are located at 6 units left and 1 unit up from  and .

Thus, for getting the final image , we are first reflecting  about the x-axis and then translated it 6 units left and 1 unit upward.  

Answer:

I'd say it's B

Step-by-step explanation:

Cuz

verify the pythagorean identity 1 + c o t ^2 θ = c s c ^2 θ

Answers

Answer: The identity is verified. See the explanation.

Step-by-step explanation:

You must keep on mind the following identities:

[tex]csc\theta=\frac{cos\theta}{sin\theta}\\\\csc\theta=\frac{1}{sin\theta}\\\\sin^2\theta+cos^2\theta=1[/tex]

Therefore, by substitution, you can rewrite the identity as shown below:

[tex]1+cot^2\theta=csc^2\theta\\\\1+\frac{cos^2\theta}{sin^2\theta}=csc^2\theta[/tex]

Simpliying, you obtain:

[tex]\frac{sin^2\theta+cos^2\theta}{sin^2\theta}=csc^2\theta\\\\\frac{1}{sin^2\theta}=csc^2\theta\\\\csc^2\theta=csc^2\theta[/tex]

The identity is verified.

Hannah has 10 pencils. Jim and Hannah have 17 pencils altogether. How many pencils Jim have ?

Answers

Answer:

7

Step-by-step explanation:

altogether = 17

hannah =10

answer= 17-10

                  7

Given: circle k(O),
ED
diameter,
m∠OEF=32°, m
EF
=(2x+10)°
Find: x

Answers

Answer:

[tex]x=53[/tex]

Step-by-step explanation:

step 1

Find the measure of arc DF

we know that

The inscribed angle measures half that of the arc comprising

so

[tex]m<OEF=\frac{1}{2}(arc\ DF)[/tex]

we have

[tex]m<OEF=32\°[/tex]

substitute

[tex]32\°=\frac{1}{2}(arc\ DF)[/tex]

[tex]arc\ DF=64\°[/tex]

step 2

Find the measure of x

we know that

[tex]arc\ DF+arc\ EF=180\°[/tex] ---> is half the circle

we have

[tex]arc\ DF=64\°[/tex]

[tex]arc\ EF=(2x+10)\°[/tex]

substitute

[tex]64\°+(2x+10)\°=180\°[/tex]

[tex]2x\°=180\°-74\°[/tex]

[tex]2x\°=106\°[/tex]

[tex]x=53[/tex]

The value of x for the angles of the inscribed circle is gotten as; x = 53°

What is the value of the angle in the circle?

Let us first find the angle subtended by the arc DF

From inscribed angle theorem, we know that the measure of an inscribed angle is half the measure of the intercepted arc. Thus;

m∠EOF = ¹/₂(arc DF)

Thus;

¹/₂(arc DF) = 32°

arc DF = 64°

From half circle theorem, we can say that;

arc DF + arc EF = 180°

Thus;

64 + 2x + 10 = 180

2x = 180 - 74

2x = 106

x = 53°

Read more about inscribed angles at; https://brainly.com/question/13110384

What is the nth term of the arithmetic sequence 7,5,3,1?

Answers

Answer:

tn = 7 + (n - 1)*(-2) or

tn = 9 - 2n

Step-by-step explanation:

You are (beginning with 7) subtracting 2 from the term to the left.

a = 7

d = -2

tn = a1 + (n - 1)*d

tn = 7 + (n - 1)*(-2)

Try this out on n = 4

t4 = 7 + (4 - 1)*-2

t4 = 7 +  (3) (-2)

t4 = 7 - 6

t4 = 1 just as it says.

More generally

tn = 7 + (n - 1)*-2

tn = 7 + (-2n) + 2

tn = 9 - 2n

How many radians is 60 °

Answers

Answer:

1.047

Step-by-step explanation:

60° × π/180 = 1.047rad

or

From the standard conversion factor

360∘ = 2 π r a d

we may use ratio and proportion to obtain that

60 ∘ = π 3 r a d

Answer:

pi/3

Step-by-step explanation:

To convert from degrees to radians, we multiply by pi/180

60 degress * pi/180 =  pi/3

60 degrees is pi/3 radians

In 1995, Orlando, Florida, was about 175,000. At that time, the population was growing
at a rate of about 2000 per year.
i. Write an equation, in slope-intercept form to find Orlando’s population for any
year.
ii. What is Orlando’s population in 2010?

Answers

To model Orlando's population growth, an equation in slope-intercept form is y = 2000x + 175000. The year 2010 is 15 years after 1995, so substituting 15 in for x gives a population of approximately 205,000 residents for Orlando in 2010.

To answer the student's question, first we need to write an equation in slope-intercept form to find Orlando's population for any year. The slope-intercept form of a line is given by the equation y = mx + b, where m is the slope of the line (the rate of change) and b is the y-intercept (the starting value when x=0). In this case, the variable y represents Orlando's population, m represents the annual growth rate (2000 people per year), and x represents the number of years since 1995.

Using these variables, our equation becomes y = 2000x + 175000, where x is the number of years since 1995. To find Orlando's population in 2010, we must substitute x with 15, since 2010 is 15 years after 1995.

The calculation would be: y = 2000(15) + 175000, which simplifies to y = 205000.

Therefore, Orlando's population in 2010 was approximately 205,000 residents.

The angle of a triangle is 30 degrees 60 degrees and 90 degrees Is this a unique triangle

Answers

Yes it is called a right angled triangle

9,220,000,000 in scientific notation

Answers

Answer:

9.22×10^9

Step-by-step explanation:

The number must be written with

- a number between 1-10

- multiplied by a power of 10

The power of 10 tells you how many times you moved the decimal.

What point on the number line represents the solution to the equation m-3=9?

Answers

12

replace m with 12.
12-3=9

Answer:

I know she he or they answered just wanted you to see :)

Step-by-step explanation:

PLEASE HELP, I’LL GIVE BRAINLIST IF NEEDED!

Answers

Answer:

i forgot to

Step-by-step explanation:

Find AM in the parallelogram

Answers

Answer:

AM = 6

Step-by-step explanation:

Using the property of a parallelogram

• The diagonals bisect each other

MO is a diagonal, hence

AM = AO = 6

Match each function

Answers

Answer:

* The degree of the function is 4 and the leading coefficient is positive

 f(x) = (x + 6)(2x - 3)(x - 1)²

* The degree of the function is 5 and the leading coefficient is negative

 f(x) = (x - 2)²(-2x - 1)²(-x + 1)

* The degree of the function is 6 and the leading coefficient is negative

 f(x) = (-x + 1)³(x + 2)²(x - 3)

* The degree of the function is 5 and the leading coefficient is positive

 f(x) = (-2x + 1)²(x - 3)²(x + 1)

Step-by-step explanation:

∵ f(x) = (x + 6)(2x - 3)(x - 1)²

∵  (x)(2x)(x²) = 2x^4

∴ The degree of the function is 4

∴ The leading coefficient is positive ⇒ (2)

∵ f(x) = (x - 2)²(-2x - 1)²(-x + 1)

∵ (x)²(-2x)²(-x) = (x²)(4x²)(-x) = -4x^5 ⇒ (neglect -ve with even power)

∴ The degree of the function is 5

∴ The leading coefficient is negative ⇒ (-4)

∵ f(x) = (-x + 1)³(x + 2)²(x - 3)

∵ (-x)³(x)²(x) = (-x³)(x²)(x) = -x^6

∴ The degree of the function is 6

∴ The leading coefficient is negative ⇒ (-1)

∵ f(x) = (-2x + 1)²(x - 3)²(x + 1)

∵ (-2x)²(x)²(x) = (4x²)(x²)(x) = 4x^5

∴ The degree of the function is 5

∴ The leading coefficient is positive ⇒ (4)

Can someone please help me out

Answers

Answer:

B. $60,000

Step-by-step explanation:

multiply 2 million by 3% to get your answer

hope this helps!!

Answer:

2,000,000 times 3% = 60,000 so b 60,000

Step-by-step explanation:

PLEASE HELP ASAP!!

A triangle with vertices A(2, -2), B(-1, 1) and C(0,2) is reflected across the y-axis and then dilated by a factor of 3 with the origin as the center of dilation.

What is the x-coordinate of the A’?

A. -6
B. 2
C. -2
D. -4

Answers

The answer is c......

Answer:

A. -6

Step-by-step explanation:

(2,-2) reflected over X would be (-2,2). Then dilate by 3 which you multiply by 3. So -2 x 3 = -6.  

5. What’s the answer to this question

Answers

Answer:

Graph 3

Step-by-step explanation:

what is 3 billion divided by 24 simplified

Answers

Answer: one hundred and twenty five million

Answer:

125,000,000

Step-by-step explanation:

3 billion has 9 0's so you take that and divide it by 24 to get:

3,000,000,000/24=125,000,000 as your answer

Larry and four friends each ate a half of a pizza, how many whole pizzas did they consume all together? A)5
B)2/5
C)5/2
D)5 1/2

Answers

total 5 friends ate 5 half pieces of pizza

so we will add all 5 pieces togther.

total pizza = 1/2 +1/2+1/2+1/2+1/2 = 5/2

so option C is answer

A chair is on sale for $40, which includes an 80 percent discount. Ms Morrison thinks the original price of the book is $32. Explain ms Morrison’s mistake and determine the accurate original price of the chair. Plzzz I will give you 100 points

Answers

Ms. Morrison’s mistake was that she didn’t subtract the answer (40 x 80%) from $40. The accurate answer is $8!

Answer:

she thought the chair's orginal price was fourty instead it is 72

Step-by-step explanation:

What is the total area of the polygon?

Answers

the area is 164. You multiply 6x4=24 and then u do 10x8=80 and then u add and get 164

104 U make the 14 into a 4 6x4=24 10x8= 80 80+24=104

Please help me please

Answers

3/4(2(2+4k)+2(3+3/2k))

Use the distributive property inside the parenthesis first:

3/4(4+8k + 6 + 3k)

Simplify:

3/4(11k + 10)

Distributive property again:

3/4(11k) + 3/4(10)

33/4k + 15/2

Rearrange to get A. 15/2 + 33/4k

I need to know how to find x

Answers

Answer:

x = [tex]\frac{20}{3}[/tex]

Step-by-step explanation:

ΔABC and ΔEDC are similar triangles ( AA ), hence the ratios of corresponding sides are equal, that is

[tex]\frac{AB}{ED}[/tex] = [tex]\frac{BC}{DC}[/tex], substitute values

[tex]\frac{x}{4}[/tex] = [tex]\frac{5}{3}[/tex] ( cross- multiply )

3x = 20 ( divide both sides by 3 )

x = [tex]\frac{20}{3}[/tex]

The base edge of a square pyramid is 30 cm. The pyramid is 6 cm tall. Find the volume of the pyramid

Answers

Answer:

5400 cm^3

Step-by-step explanation:

Volume = Base Area * H

Base area is the area of a square with one side = 30 cm

H = 6cm

Base Area = s^2

Base Area = 30^2 = 900

Volume  =  900 * 6

Volume = 5400 cm^3

Answer:

1800 cm³

Step-by-step explanation:

Recall that the formula for the area of a square is A = s², where s is the side length.

Here, that area is A = (30 cm)²2.

The formula for the volume of a square pyramid is:

V = (1/3)(base area)(height)

   = (1/3)(30 cm)²2*(6 cm)

   = (1/3)(900 cm²)(6 cm) = 1800 cm³

The volume of this pyramid is 1800 cm³.

What are the values of x and y

Answers

Answer:

x = 16

y = 131

Step-by-step explanation:

4x + 2x - 6 = 90

6x = 96

x = 16

16 + 33 + y = 180

49 + y = 180

y = 131

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