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Popular >

x^3>9x

Solution

x^{3} > 9 x

Solution

- 3 < x < 0 or x > 3

+1

Interval Notation

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

Solution steps

x^{3} > 9 x

Rewrite in standard form

x^{3} - 9 x > 0

Factor

x^{3} - 9 x : x (x + 3) (x - 3)

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

Identify the intervals

- 3 < x < 0 or x > 3

Popular Examples

simplify 7\sqrt[3]{6}-9\sqrt[3]{6}simplify

simplify 1/10*1/10 simplify

\frac{1}{10} \cdot \frac{1}{10}

- 8 x^{2} + 32 x = 0

x^{2} = - 7 + 18

simplify (1.5*10^{-8})/(6*10^7)simplify

\frac{1.5 \cdot 1 0 ^{- 8}}{6 \cdot 1 0 ^{7}}

Frequently Asked Questions (FAQ)

What is x^3>9x ?
The solution to x^3>9x is -3<x<0\lor x>3