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Popular >

x^2+2x-63>= 0

Solution

x^{2} + 2 x - 63 \geq 0

Solution

x \leq - 9 or x \geq 7

+1

Interval Notation

(- \infty, - 9] \cup [7, \infty)

Solution steps

x^{2} + 2 x - 63 \geq 0

Factor

x^{2} + 2 x - 63 : (x - 7) (x + 9)

(x - 7) (x + 9) \geq 0

Identify the intervals

x \leq - 9 or x \geq 7

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Frequently Asked Questions (FAQ)

What is x^2+2x-63>= 0 ?
The solution to x^2+2x-63>= 0 is x<=-9\lor x>= 7