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kirill115 [55]
2 years ago
9

This image shows that when a football is kicked, the nearest defensive player is 6 feet from the kicker’s foot. The height of th

e punted football, f(x), in feet, can be modeled by the equation. Round all answers to 2 decimals. ()=−0.0152 +1.25+2 a. (2 points) What is the maximum height of the punt?
Mathematics
1 answer:
aalyn [17]2 years ago
8 0

Using the vertex, it is found that the maximum height of the punt is of 27.7 feet.

The height of the punt, <u>after x seconds</u>, is given by:

f(x) = -0.0152x^2 + 1.25x + 2

It is a quadratic equation with coefficients a = -0.0152, b = 1.25, c = 2.

The maximum value is the value of the function at the vertex, hence:

f_V = -\frac{\Delta}{4a} = -\frac{b^2 - 4ac}{4a}

Applying the coefficients:

f_V = -\frac{b^2 - 4ac}{4a} = -\frac{(1.25)^2 - 4(-0.0152)(2)}{4(-0.0152)} = 27.7

The maximum height of the punt is of 27.7 feet.

A similar problem is given at brainly.com/question/16858635

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In EFGH find the measure of GFH !!!! PLEASE HELP!!!!
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Answer:

C

Step-by-step explanation:

Since EF and GH are parallel lines then

∠EGF = ∠GFH = 60° ( Alternate angles )

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3 years ago
If Z is the midpoint of RT , what are x, RZ AND RT?
Novosadov [1.4K]
Since z is the midpoint, rz and zt must be equal

4x - 15 = 25

4x = 40

X = 10
Plug the answer in and rz equals 40-15 which is 25.

25 + 25 = 50

Or if you really wanted, since you know 25 is half, just add them together right off the bat. (25 and 25, I mean)



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3 years ago
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How do i work this out?
Karo-lina-s [1.5K]

She has 45% of the original amount left

<h3>Ratio and proportions</h3>

Fractions are written as a ratio of two integers

Given the following

Initial amount. = ∈4000


Amount given to her sister = 1/4 * 4000 = 1000

Amount given to her brother = 40% of 3000 = 1200

Amount left = 4000 - (1000+1200)

Amount left = ∈1800

Determine the percentage left

x * 4000 = 1800

x = 1800/4000

x = 0.45

x = 45%

Hence she has 45% of the original amount left

Learn more proportion here: brainly.com/question/19994681

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5 0
2 years ago
Algebra problem!!! Please help me!!!
zmey [24]

Good morning Brainiac

x+y = 13

1/2 x +y = 10


We gonna solve x+y=13 for x

So let's start by adding -y to both sides

x+y -y = 13-y

x= -y +13

Now substitute -y+13 for x in 1/2 x +y=10

1/2 x +y = 10

1/2 (-y+13)+y=10

1/2 y + 13/2 = 10

Now add -13/2 to both sides

1/2 y+13/2 -13/2 = 10- 13/2

1/2 y = 7/2

Now eliminate the common denominator which is 2

y = 7

Now we have the value for y, so lets find the value for x by substitute 7 for y in x= -y+13

x= -y+13

x= -7 + 13

x= 6

Answer : (6,7)

The answer is B


I hope that's help and if you have questions please let me know :)


Good luck

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3 years ago
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1+1<br> FREE BRAINLIEST IF U GET IT WRONG
Semmy [17]

Answer:

200000000000

Step-by-step explanation:

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