A dolphin jumps from the water at initial velocity of 16 feet per second. The equation h= -16t^2+80t models the dolphin's height at any given time, t. what is the maximum height the dolphin jumps?

a) 1 foot
b) 5 feet
c) 96 feet
d) 100 feet

Answers

Answer 1

Answer:

d) 100 feet

Step-by-step explanation:

The x value of the vertex (highest point in this case) is found via -b/2a:

-80/-32 = 2.5

Plug 2.5 into the function:

h(2.5) = -16(2.5)² + 80(2.5)

= - 100 + 200 = 100


Related Questions

Note: Enter your answer and show all the steps that you use to solve this problem in the space provided. Find the area of the parallelogram. A parallelogram has a lower side measuring 24 centimeters and a right side measuring 9 centimeters. A dashed vertical segment with endpoints on the upper and lower sides is 8 centimeters and meets the lower left vertex at a right angle.

Answers

Answer:

[tex]Area = 192cm^2[/tex]

Step-by-step explanation:

The given information can be interpreted as:

[tex]Base = 24cm[/tex] --- lower side

[tex]Slant\ Height = 9cm[/tex] --- right side

[tex]Height = 8cm[/tex] --- dashed line

Required

Determine the area

The area of parallelogram is:

[tex]Area = Base * Height[/tex]

[tex]Area = 24cm * 8cm[/tex]

[tex]Area = 192cm^2[/tex]

Answer:

she like

Step-by-step explanation:

faygo u gettin bigger

please help i am in class and need help pleaseeeeee​

Answers

Answer:

360m²

Step-by-step explanation:

Surface area of Pyramid=4*Area of Triangle+Area of Square

Area of Triangle=(1/2)*Base*Height

Area of Square=Side²

Area of 4 Triangles=4*(1/2)*10*13=260m²

Area of square=10²=10*10=100m²

Total Area=260m²+100m²=360m²

Add or subtract to simplify(4x - 2x^3) +(5x^3 - 4x + 5)

Answers

Answer: 4x -8+ 125x -4x +5

Answer: 3x^3 + 5

Explanation:

Remove parentheses and combine the opposite terms in 4x - 2x^3 + 5x^3 - 4x + 5 = -2x^3 + 5x^3 + 5

Add -2x^3 and 5x^3 = 3x^3 + 5

Find the measurement of angle 3 when angle 2 equals 15x and angle 8 equals 5x​

Answers

Answer:

change the date of 4images and the giant is the quiz on my essay

Step-by-step explanation:

you wanna play 3rd party or something else do it was 4th day

Can someone help me? Pls i will mark you brainliest

Answers

Answer: 1 B  2 A

Step-by-step explanation:

Urgent!!! A small publishing company is planning to publish a new book. The production costs will include one-time fixed costs (such as editing) and variable costs (such as printing). The one-time fixed costs will total $44,376. The variable costs will be $8.25 per book. The publisher will sell the finished product to bookstores at a price of 19 per book. How many books must the publisher produce and sell so that the production costs will equal the money from sales?

Answers

Answer:

4,128 books

Step-by-step explanation:

Let

x = number of books

Fixed cost = $44,376

Variable cost = $8.25 per book

Total cost = fixed cost + variable cost

Total cost = 44,376 + 8.25x

Selling price of book = $19 per book

Total revenue = 19x

How many books must the publisher produce and sell so that the production costs will equal the money from sales?

Total cost = Total revenue

44,376 + 8.25x = 19x

44,376 = 19x - 8.25x

44,376 = 10.75x

x =44,376/10.75

x = 4,128 books

The publisher must produce and sell 4,128 books so that the production costs will equal the money from sales

I’m not sure how to do this

Answers

Your answer would be B

WHAT IS THE TOTAL SURFACE AREA??

Answers

Answer:

210

Step-by-step explanation:

HZHZHHZHZHXHXHXDJF

Answer:

Why are you spamming questions

Step-by-step explanation:

Alexander is designing a new board game, and is trying to figure out all the possible outcomes. How many different possible outcomes are there if he flips a coin and rolls a fair die in the shape of a cube that has six sides labeled 1 to 6?

Answers

Answer:

its 24

Step-by-step explanation:

delta math said it was right

Answer is 12.

Possible Outcomes:

It is a list of all the resulting possibilities from an event.

(Here),

when he flips the coin, there are 2 outcomes = {front, back}

When he rolls a die, there are 6 outcomes = {1, 2, 3, 4, 5, 6)

For every outcomes of coin there are 6 outcomes of a die.

So, Possible outcomes = 2 * 6 = 12.

Learn more about Possible Outcomes here:

https://brainly.com/question/22299224?referrer=searchResults

#SPJ2

What is the total area of the shape?
124 inches squared
100 inches squared
21 inches squared
39 inches squared

Answers

Answer:

51 in.

Step-by-step explanation:

:]

Answer:

124 inches square

Step-by-step explanation:

First area of that rectangle 20×5 = l×b = 100

Second area of that triangle 6×8×1/2 = 24

Third add both rectangle+triangle=100+24=124

(x^2+8x+16)-1-16

what is the vertex form

Answers

Answer:

Use photo math, it will explain it all in different forms

A shipping company places circular labels on all of their products. Each label measures a 4 inch radius. If the company order 10 label, how many square inches are needed? Use 3.1 for π.

Answers

Answer:502.4 Square inches are need.

Step-by-step explanation:

Which expression is equivalent to 8 + 2x?

Answers

Answer:

2(4+x)

Step-by-step explanation:

factorise fully :

4(x - y)^2 - 9(x + y)^2​

Answers

Answer:

- ( 5x + y ) ( x + 5y )

or

-5x^2 - 5y^2 - 26xy

Answer:

Step-by-step explanation:

4(x^2-2xy+y^2)-9(x^2+2xy+y^2)

4x^2-8xy+4y^2-9x^2-18xy-9y^2

-5x^2-26xy-5y^2

-5x^2-xy-25xy-5y^2

-x(5x+y)-5y(5x+y)

(-x-5y)(5x+y) or you can also remove the negative one to get

-(x+5y)(5x+y)

A recipe requires teaspoon of ground cinnamon, 1 teaspoon of ground
nutmeg, and teaspoon of ground allspice. Kate wants more flavor in her
dish and has added an extra teaspoon of each of the three spices.
Which is the best estimate of the total number of teaspoons of spices in
Kate's dish?

Answers

Answer:

2 teaspoons of cinnamon 2 teaspoons of nutmeg and 2 teaspoons of allspice. which would be 6

Step-by-step explanation:

meter in length. What
The fairy fly is one of the world's smallest insects. It may measure no more than 1.39 x 10
the total length of 2 of these insects, placed end to end?
A 2.78 x 10-8 meter
B. 2.78 x 10
-4
aft
meter
C. 1.39 x 10
-8
meter
D. 1.39 x 10
0--2
meter

Answers

Answer: Llaus because laid
Explanatory-

????help me please #6thgrademath

Answers

Answer:

c

Step-by-step explanation:

you divide to see how much she earns per hour

Please look at the picture I need help please answer!!!!???

Answers

Answer:

16t

Step-by-step explanation:

Answer:

The answer is 8 tons.

16,000 lbs = 8 T

The surface of a trampoline has a radius of 6 ft.

What is the area of the surface of the trampoline?

36π ​ft²

18π ft2

36 ft2

18 ft2

Answers

Answer:

36π ft²

Step-by-step explanation:

please mark me as brainliest

Answer:

the area of the surface of the trampoline with radius =πr²=π×6²=36πft²

There is a line that includes that point (-6,3)and has a slope of 1/10 . What is its equation in point-slope form?

Answers

Answer:

y = 1/10 x + 18/5

Step-by-step explanation:

The general form of the equation of a line is given as

y = mx + c where m is the slope and c is the intercept

For a line with given points (x1, y1), the equation is given as

y-y1 = m(x-x1)

Hence if there is a line that includes that point (-6,3) and has a slope of 1/10 then the line

y - 3 = 1/10(x --6)

multiply both sides by 10

10y - 30 = x + 6

Rearrange

10y = x + 6 + 30

10y = x + 36

y = 1/10 x + 36/10

y = 1/10 x + 18/5

5b2+28=
b=1.5
PLEASE HELP ME!!!

Answers

if b is 1.5 then sub it into the equation
5(1.5)(2)+28
=15+28
=43

Answer:

39.25

Step-by-step explanation:

I am assuming that 5b2 means 5b to the power of 2.

5(1.5)^2+28

5(2.25)+28

11.25+28

39.25

If Kate is 14, what was her age x years ago?

Answers

You didn’t input the whole question. There is no way to solve this as it is

I need help pls

I WILL GIVE BRAINLIEST
Pls help

Answers

Answer:

1. The square root of 100

2.c=27.11

d=13.96

e=12.6

Step by step explanation:

1. 2×50=100 the geometric mean is the square root of 100

2. The diagram is made up of three right angled triangles the big outer one and two triangles inside the big one thus we can use the pythagorean theorem to come up with expressions which will help us in solving the unknown parts as below.

c²=30²-d²

c²=e²+24²

d²=e²+6²

both the following add up to c² meaning they are equal:

c²=30²-d²

c²=e²+24²

thus

30²-d²=e²+24²

I want to remain with d² only thus;

30²-24²-e²=d²

900-576=324 (squareroot of 324=18) so

d²=18²-e² and d²=e²+6²

both the above add up to d² meaning they are equal thus;

18²-e²=e²+6²

18²-6²=e²+e²

324-36=2e²

318=2e²

159=e²

e=12.61

Thus d²=e²+6²

d²=12.61²+6²

d²=159+36

d²=195

d=13.96

c²=e²+24²

c²=12.61²+24²

c²=159+576

c²=735

c=27.11

I hope this helps

Given ΔPQR, complete the table. Use capital letters.

Answers

1.SR

2. PQ AND PS  

3. QR

CAN SOMEONE PLEASE ANSWER 11,13,14,15 ?
MARKING BRAINLIST AND GIVING 50 PONITS . DONT ANSWER IF U DONT KNOW PLEASE .

Answers

Answer:

I gotchuThese are all fractions btw.

11.   -9/32

12. -3/5

13. 4/7

14. 3/8

15. 3/4

Step-by-step explanation: When you do these problems, it's fairly simple. just make sure you plug the numbers in the correct spots. having a calculator help a lot too!

Answer:

11.   -9/32

12. -3/5

13. 4/7

14. 3/8

15. 3/4

those are you answers... you can mark the other guy brainliest i have enough

Step-by-step explanation:

PLEASE HELP For the expression below, write two other equivalent expressions using different terms. Make sure one is fully simplified. -4(x+2)-2x+4

Answers

Given:

The given expression is

[tex]-4(x+2)-2x+4[/tex]

To find:

The two other equivalent expressions.

Solution:

We have,

[tex]-4(x+2)-2x+4[/tex]

Using distributive property, we get

[tex]=-4(x)-4(2)-2x+4[/tex]

[tex]=-4x-8-2x+4[/tex]

So, one equivalent expression is [tex]-4x-8-2x+4[/tex].

On further simplification, we get

[tex]=(-4x-2x)+(-8+4)[/tex]

[tex]=6x-4[/tex]

Therefore, the second and fully simplified equivalent expression is [tex]6x-4[/tex].


PLEASE ANSWER THIS
imagine is above
Figure 3 shows the electronic structure of an atom.
Figure 3
Electron
Nucleus
RON
This element is in the shaded group on Figure 2.
Why is this element unreactive?

Answers

Answer:

huh looks simple....it's unreactive because it's already stable

Step-by-step explanation:

it has eight electrons in the outer most energy level making it stable so it doesn't need to loose or gain electrons

-0.6 ÷ 3/4
1. 0.8
2. -0.8
3. -0.15
4. 0.15​

Answers

You answer is the second one which is -0.8

PLEASE HELP DUE IN 20 MINUTES

Answers

Answer:

25x3

Step-by-step explanation:

what's
[tex] \sqrt{1} \times \sqrt{9} [/tex]

Answers

The answer is 3 hope it right

Answer:

3 Ans ....

Step-by-step explanation:

Data:

=1 x√9

=1 x 3

= 3 Ans .......

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