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Popular >

x^2>= 2x+3

Solution

x^{2} \geq 2 x + 3

Solution

x \leq - 1 or x \geq 3

+1

Interval Notation

(- \infty, - 1] \cup [3, \infty)

Solution steps

x^{2} \geq 2 x + 3

Rewrite in standard form

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

Factor

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

(x + 1) (x - 3) \geq 0

Identify the intervals

x \leq - 1 or x \geq 3

Popular Examples

factor 3a^2-24ab+48b^2 factor

3 a^{2} - 24 ab + 48 b^{2}

lo g_{4} (6) = 3 x

- 3 x^{2} - 11 x + 2 = 0

simplify (sqrt(3)+sqrt(2))^2 simplify

(3 + 2)^{2}

simplify (8)^{-2/3}simplify

(8)^{- \frac{2}{3}}

Frequently Asked Questions (FAQ)

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