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Popular >

x^2-x-12>= 0

Solution

x^{2} - x - 12 \geq 0

Solution

x \leq - 3 or x \geq 4

+1

Interval Notation

(- \infty, - 3] \cup [4, \infty)

Solution steps

x^{2} - x - 12 \geq 0

Factor

x^{2} - x - 12 : (x + 3) (x - 4)

(x + 3) (x - 4) \geq 0

Identify the intervals

x \leq - 3 or x \geq 4

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Frequently Asked Questions (FAQ)

What is x^2-x-12>= 0 ?
The solution to x^2-x-12>= 0 is x<=-3\lor x>= 4