Question

Solve for t. d=−16t^2 +4t

Answer 1

Answer:

C option is correct.

t = 8 +- √ 1− 4 d

Step-by-step explanation:

d=−16t^2 +4t

t= (1+ √ 1− 4 d) /  8

 t = (1 − √ 1 − 4 d  ) / 8

Answer 2

Answer:

I was option a t=1/8+-square root1-4d/8