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Popular >

x^2+x-56<0

Solution

x^{2} + x - 56 < 0

Solution

- 8 < x < 7

+1

Interval Notation

(- 8, 7)

Solution steps

x^{2} + x - 56 < 0

Factor

x^{2} + x - 56 : (x - 7) (x + 8)

(x - 7) (x + 8) < 0

Identify the intervals

- 8 < x < 7

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5 x^{3} + 30 x^{2} + 40 x

16.8 = \frac{x}{3.09}

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n^{2} + 14 n + 13

((2t+5)(3t-1))/3+(t^2+5)/2 =(7t-5)/6

\frac{( 2 t + 5 ) ( 3 t - 1 )}{3} + \frac{t ^{2} + 5}{2} = \frac{7 t - 5}{6}

∣ 2 x - 3 ∣ < 8

Frequently Asked Questions (FAQ)

What is x^2+x-56<0 ?
The solution to x^2+x-56<0 is -8<x<7