. Alex launched a ball into the air. The height of the ball can be represented by the equation h = −8t 2 + 40t + 5, where h is the height, in units, and t is the time, in seconds, after the ball was launched. Determine the maximum height of the ball.

u dumb boi

step-by-step explanation:

x=30

step-by-step explanation:

( - 4 , -7 )

all the lines must parallel  

step-by-step explanation:

coordinates of c = ( - 1 , 2 )

3 units left = ( -4 , 2 )

9 units down = ( - 4 , 11 )

cross multiplying, we get :

⇒ (3) × (5) = (9) × (x)

⇒ 15 = 9x