Answer:
0.5 < x < 16.5
Step-by-step explanation:
8.5 - 8.0 < x < 8.5 + 8.0 =
0.5 < x < 16.5
<em>Hope that helps! :)</em>
<em></em>
<em>-Aphrodite</em>
a. At its maximum height, the ball has zero vertical velocity, so
b. The ball's height in the air 
at time 
is given according to
Solve for when 
:
Answer:
7,12.2
Step-by-step explanation:
100+49=149
√149≈12.2
x^2+49=100
x^2=51
=7
Answer:
4, 12, 8, 10
Step-by-step explanation:
Ratio:
Hydrogen : Oxygen
2:1
1) 8/2 = 4 Oxygen atoms
2) 6*2 = 12 Hydrogen atoms
3) 16/2 = 8 Oxygen atoms
4) 20/2 = 10 Oxygen atoms
The answer is D. 2
(Could you let me know if i am correct?)
