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Popular >

x^3+4x^2-x-4>0

Solution

x^{3} + 4 x^{2} - x - 4 > 0

Solution

- 4 < x < - 1 or x > 1

+1

Interval Notation

(- 4, - 1) \cup (1, \infty)

Solution steps

x^{3} + 4 x^{2} - x - 4 > 0

Factor

x^{3} + 4 x^{2} - x - 4 : (x + 4) (x + 1) (x - 1)

(x + 4) (x + 1) (x - 1) > 0

Identify the intervals

- 4 < x < - 1 or x > 1

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Frequently Asked Questions (FAQ)

What is x^3+4x^2-x-4>0 ?
The solution to x^3+4x^2-x-4>0 is -4<x<-1\lor x>1