5/9(104-32)
5/9(72)
360/9
40
Answer:
2.16 s
Step-by-step explanation:
When it hits the ground, height h=0 hence



Using quadratic formula

Since time can't be negative, 
t=2.16 s
Step-by-step explanation:
Hope it helps u
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Answer: 1 2/7, 7/9,3/4
Step-by-step explanation: 9/7 you had to make a whole then make the fraction 2/7. 7/9 you literally just had to subtract 8-1 to gt 7 and because the denominator didn't need to change it so that makes it 7/9. And the last one 9/12 well 3 can go into 9 and 12 evenly. For 9 it goes in 3 times and for 12 it goes in 3 to any you get 3/4.
The answer is 4 to the 13th power
Hope this helps you!