A water balloon was thrown from a window. The height of the water balloon over time can be modeled by the function y=-16x^2 +160x+50.
What was the height of the water balloon after it was thrown? *
8 poi
350 ft
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Can someone me with #s 8, 9, and 11. with just one of the three also works. prove using only trig identities.

With both problems. a. s.a. p directions on photo ^

3women sell hats at a craft fair weekly. the money they make at the fair is split into categories. 9% goes to pay taxes. $55 goes to pay rent for the space they sell in. the rest is split between the women. if the group make $706 at the fair, how much does each women get paid once the money is divided