A ball is thrown straight up from a cliff the function F(x)= -4.9t^{2} + 17t + 19 describes the height of the ball, in meters, as a function of time, t, seconds. what is the maximum height of the ball? at what time is that height reached? round your answer to 1 decimal place.

Maximum height: meter
Time: seconds

please help me i need this ASAP

answer:   x = 3 + √11     and     x = 3 - √11

step-by-step explanation:

x² - 6x + 9 = 11

(x - 3)² = 11

x - 3 = ±√11

    x = 3 ± √11

x = 3 + √11     and     x = 3 - √11

what i would say the best answer is a. 40.5

i can not answer the question due to the fact that you spelled "carton" as "cartoon", a cartoon is something you watch on tv, a carton is a box that holds things. and also you've been waiting for this question for a while so why don't you get off your lazy a** and try to figure it out for yourself for once!

step-by-step explanation:

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look above, and leave your comments down below, and don't for get a five stars and a and brainliest xd

sorry for the stars in the middle of words its because it wouldn't let me submit. xd