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Popular >

x^2>3x+18

Solution

x^{2} > 3 x + 18

Solution

x < - 3 or x > 6

+1

Interval Notation

(- \infty, - 3) \cup (6, \infty)

Solution steps

x^{2} > 3 x + 18

Rewrite in standard form

x^{2} - 18 - 3 x > 0

Factor

x^{2} - 18 - 3 x : (x + 3) (x - 6)

(x + 3) (x - 6) > 0

Identify the intervals

x < - 3 or x > 6

Popular Examples

simplify (2/7+5/21)/(1/7)simplify

\frac{\frac{2}{7} + \frac{5}{21}}{\frac{1}{7}}

0.2 x - 1 = - 1

3 x + 1 > 3 (x - 1)

simplify (3x^2)^2 simplify

(3 x^{2})^{2}

simplify (a^{12})/(a^7)simplify

\frac{a ^{12}}{a ^{7}}

Frequently Asked Questions (FAQ)

What is x^2>3x+18 ?
The solution to x^2>3x+18 is x<-3\lor x>6