Answer:
that will be 10?
Step-by-step explanation:
9514 1404 393
Answer:
5 seconds
Step-by-step explanation:
You want the positive value of x when y = 0.
0 = -18x² +90x
0 = -18(x)(x -5) . . . . . factor
x = 0 or 5 . . . . . values that make the factors zero
The ball will return to the ground after 5 seconds.
Answer:c
Step-by-step explanation:
You add 6 to the x side
The area is 254.34 you had to do pi (3.14) x 9 x 9 since 9 is the radius