Mathematics, 29.10.2020 06:40 alsiedlaw
9.
A football is kicked into the air. It's height in meters after t seconds is given by h(t) = -4.2(t β 3.2)2 + 25
a) What was the height of the football when it was kicked?
b)
What was the maximum height of the ball?
At what time was the maximum height reached?
c)
How high was the ball after 1 second?
d)
Was the ball still in the air after 5 seconds?
Answers: 2
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Given f(x)= 9x+1 and g(x)=x^3, choose the expression (f*g)(x)
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Solve the equation using the zero-product property. -3n(7n - 5) = 0 a. 0, -5/7 b. -1/3, -5/7 c. -1/3, 5/7 d. 0, 5/7
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The art class is planning to paint a mural on an outside wall. this figure is a scale drawing of the wall. width: 11 in length: 28 in unit rate: 1.5 ft per in. write the ratio of the area of the drawing to the area of the actual mural. write your answer as a unit rate. show that this unit rate is equal to the square of the unit rate 1.5 ft per in
Answers: 1
9.
A football is kicked into the air. It's height in meters after t seconds is given by h(t) = -4.2...
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