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Popular >

x^2>2x+3

Solution

x^{2} > 2 x + 3

Solution

x < - 1 or x > 3

+1

Interval Notation

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

Solution steps

x^{2} > 2 x + 3

Rewrite in standard form

x^{2} - 3 - 2 x > 0

Factor

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

(x + 1) (x - 3) > 0

Identify the intervals

x < - 1 or x > 3

Popular Examples

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2 + \frac{1}{a + 5} - \frac{2 a}{a - 5}

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81 x^{4} - 16 y^{4}

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\frac{9}{75}

simplify (4x^3y^3)/(4x^8y^7)simplify

\frac{4 x ^{3} y ^{3}}{4 x ^{8} y ^{7}}

simplify 1.9^2 simplify

1. 9^{2}

Frequently Asked Questions (FAQ)

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