3 years ago

GIVING BRAINLIEST

Mathematics

2 answers:

KatRina [158]3 years ago

7 0

The answer is “A” hope this helps

madam [21]3 years ago

6 0

Answer:

Step-by-step explanation:

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A ball is thrown upward from the top of a building. The function below shows the height of the ball in relation to sea level, f(

Marina86 [1]

$f(t) = -16t^{2} +48t + 100$
Average rate of change from t = 3 seconds to t = 5 seconds = $\frac{f(5)-f(3)}{5-3} = \frac{(-16( 5^{2})+48(5)+100)-(-16( 3^{2})+48(3)+100 }{2}=$ $\frac{(-16(25)+240+100)-(-16(9)+144+100)}{2} = \frac{(-400+240+100)-(-144+144+100)}{2}=$ $\frac{-60-100}{2} = \frac{-160}{2} = -80$

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3 years ago

The dolphin dives 20 feet below the surface of the ocean. What is its new elevation?

miskamm [114]

Answer:

-20

Step-by-step explanation:

elevation is based on sea level so if the dolphin goes 20 feet below sea level, its new elevation is -20.

I hope this helps :))

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3 years ago

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