Help meeeeeeeeeeeeeee pleaseeeeeee

asked Sep 14, 2023 178k views

5 votes

4.6k points

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3 votes

Answer: 10.8 seconds

Explanation:

$-16t^2 +170t+40=10\\\\16t^2 -170t-30=0\\ \\ t=(-(-170) \pm √((-170)^2 -4(16)(-30)))/(2(16))\\\\t \approx 10.8 \text{ } (t > 0)$

EricaJoy answered Sep 20, 2023

4.8k points

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