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Popular >

x^5+2x^4-x-2>= 0

Solution

x^{5} + 2 x^{4} - x - 2 \geq 0

Solution

- 2 \leq x \leq - 1 or x \geq 1

+1

Interval Notation

[- 2, - 1] \cup [1, \infty)

Solution steps

x^{5} + 2 x^{4} - x - 2 \geq 0

Factor

x^{5} + 2 x^{4} - x - 2 : (x + 2) (x^{2} + 1) (x + 1) (x - 1)

(x + 2) (x^{2} + 1) (x + 1) (x - 1) \geq 0

Identify the intervals

- 2 \leq x \leq - 1 or x \geq 1

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Frequently Asked Questions (FAQ)

What is x^5+2x^4-x-2>= 0 ?
The solution to x^5+2x^4-x-2>= 0 is -2<= x<=-1\lor x>= 1