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Help me solve a basic inequality question

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nathan80

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guys, i forgot my basic maths foundation..hehehe

how to solve the following inequality question:

6 ≤ x² + x < 32 - x
 

Re: inequality question

6 ≤ x² + x < 32 - x
x²+x-6≥0 & x²+2x-32<0

(x+3)(x-2)≥0 & (x-(-2±√132)/2)(x+(-2±√132)/2)<0

x≥2 or x≤-3

similarly solve second
 

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    nathan80

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