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aivan3 [116]
3 years ago
7

A softball pitcher throws a softball to a catcher behind home plate. The softball is 3 feet above the ground when it leaves the

pitcher's hand at a velocity of 50 feet per second. If the softball's acceleration is –16 ft/s2, which quadratic equation models the situation correctly?
Mathematics
1 answer:
dalvyx [7]3 years ago
7 0

Answer:

The function is:

f(t) = -16t^2 + 50t + 3

Step-by-step explanation:

Given

height = 3ft

velocity = 50ft/s

acceleration = -16ft/s^2

Required

The function

Let t represents time;

So, we have:

f(t) = acceleration * t^2 + velocity * t + height

So, we have:

f(t) = -16* t^2 + 50* t + 3

f(t) = -16t^2 + 50t + 3

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a garage doors 15 feet wide and 6 feet high it is painted white except for a rectangular panel 1 foot high and 9 feet wide what
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4 0
3 years ago
Squaring both sides of an equation is irreversible. Is Cubing both sides of an equation reversible? Provide numerical examples t
nikitadnepr [17]

Answer:

<h2>Cubing both sides of an equation is reversible.</h2>

Step-by-step explanation:

Squaring both sides of an equation is irreversible, because the square power of negative number gives a positive result, but you can't have a negative base with a positive number, given that the square root of a negative number doesn't exist for real numbers.

In case of cubic powers, this action is reversible, because the cubic root of a negative number is also a negative number. For example

\sqrt[3]{x} =-1

We cube both sides

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If we want to reverse the equation to the beginning, we can do it, using a cubic root on each side

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4 0
3 years ago
16. (-4) = what is the answer<br>​
kirill115 [55]

Answer

-64

just use ur calculator since my teacher let us use the calculator i just typed in 16.(-4) and got -64  

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