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Pls help i already tried to solve

Pls help i already tried to solve
asked 223k views
18 votes
Pls help i already tried to solve

Pls help i already tried to solve-example-1
asked
User Mattsap
by
8.6k points

1 Answer

11 votes

Explanation:

49 = -16t^2 + 56t

-16t^2 + 56t -49 = 0

(-4t +7) (4t -7) = 0

-4t+7 =0

t = 7/4

answered
User JohnDotOwl
by
8.0k points
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