Answer:
3.16
Step-by-step explanation:
At the ground, h = 0.
h = -16x^2 + 160
0 = -16x^2 + 160
16x^2 = 160
x^2 = 10
x = +\- sqrt(10)
Since we cannot have a negative time, we discard the negative answer.
Answer: 3.16 seconds
Answer:
uhh
Step-by-step explanation:
the answ free points
I'm sorry but what's the full question?
10x = 5 Answer: x = 1/2
−5 = x + 6 Answer: x = -11
22 = 22x Answer: x = 1
0 = −7x Answer: x = 0
−x = 7 Answer: x = -7
x/4 = 1/2 Answer: x = 2
x/5 = 20 Answer: x = 100
x/-2 = -5 Answer: x = 10
5x = 55 Answer: x = 11
−3x = 18 Answer: x = -6
12 = x -6 Answer: x = 18
B and D and C in that order