A ball is thrown in the air from the top of a building. Its height, in meters above ground, as a function of time, in seconds, is given by h(t) = −4.9tˆ2 + 14t + 7.
How long does it take to reach maximum height?

Leo is going to use a random number generator 4 0 0 400 times. each time he uses it, he will get a 1 , 2 , 3 , 4 , 1,2,3,4, or 5 5. what is the best prediction for the number of times that leo will get an odd number?

Sorry guys but as you have a small brain

Ill mark the brainliest if you me with the these three questions 7,8,9