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Popular >

x^2+3x-4>= 0

Solution

x^{2} + 3 x - 4 \geq 0

Solution

x \leq - 4 or x \geq 1

+1

Interval Notation

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

Solution steps

x^{2} + 3 x - 4 \geq 0

Factor

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

(x - 1) (x + 4) \geq 0

Identify the intervals

x \leq - 4 or x \geq 1

Popular Examples

3830x-5560=5120x-3281

3830 x - 5560 = 5120 x - 3281

simplify b^4*b^{-1/4}simplify

b^{4} \cdot b^{- \frac{1}{4}}

factor-x^2+3x+70 factor

- x^{2} + 3 x + 70

factor 5z^2+19z-4 factor

5 z^{2} + 19 z - 4

- 15 \leq 2 x + 7 \leq - 9

Frequently Asked Questions (FAQ)

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