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Solve the inequality 4t^2 <= 9t - 2 - 13t + 2t^2.

 Aug 1, 2021
 #1
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2t^2 <= -4t - 2

t^2 <= -2t - 1

t^2 + 2t + 1 <= 0

(t + 1)(t + 1) <= 0

t >= -1

 Aug 1, 2021
 #2
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+1

4t^2 <= 9t - 2 - 13t + 2t^2

2t^2 +4t+2 <=0    

t^2 + 2t+2 <= 0

(t+1)^2 <= 0

t = -1     is the only answer

 Aug 1, 2021

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