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Popular >

x^2-2x-3>0

Solution

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

Solution

x < - 1 or x > 3

+1

Interval Notation

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

Solution steps

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

Factor

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

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

Identify the intervals

x < - 1 or x > 3

Popular Examples

factor n^2-4n+3 factor

n^{2} - 4 n + 3

- 3 (3 x - 8) = 3 x

factor x^9-y^9 factor

x^{9} - y^{9}

simplify (7((16(2)^3)-2))/(5^{4/5)}simplify

\frac{7 ( ( 16 ( 2 ) ^{3} ) - 2 )}{5 ^{\frac{4}{5}}}

factor 100x^2-9y^2 factor

100 x^{2} - 9 y^{2}

Frequently Asked Questions (FAQ)

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