Question

solve 48= 10t + 1/2 *(-1) *t^2​

Answer 1

Explanation:

t=24 or -4

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Answer 2

Answer:

48=10t+1/2 ×-1 ×t²

48=10t-t²/2

48=20t-t²/2

48×2=20t-t²

96=20t-t²

t²-20t+96=0

t²-8t-12t+96=0

t(t-8)-12(t-8)=0

(t-12)(t-8)=0

t-12=0 or t-8=0

t=12 or 8