t² + 2t - 8 =0 please explain me the factors
Answers
Answered by
1
Answer:
t(t+2)=8
now t=8
or t+2=8
means t=6
Answered by
3
t² + 2t - 8 = 0
t² + (4 - 2)t - 8 = 0
t² + 4t - 2t - 8 = 0
t(t + 4) - 2 ( t + 4)
(t - 2) (t + 4)
t - 2 = 0 , t + 4 = 0
t = 2 , t = -4
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