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Popular >

x^2-9>0

Solution

x^{2} - 9 > 0

Solution

x < - 3 or x > 3

+1

Interval Notation

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

Solution steps

x^{2} - 9 > 0

Move

9

to the right side

x^{2} > 9

For

u^{n} > a

, if

n

is even then

x < - 9 or x > 9

9 = 3

x < - 3 or x > 3

Popular Examples

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\frac{5}{6} + \frac{7}{8}

factor 25-z^2 factor

25 - z^{2}

simplify 3*(((-0.0175^2(-50)^3))/(24*20^2))simplify

3 \cdot \frac{( - 0.017 5 ^{2} ( - 50 ) ^{3} )}{24 \cdot 2 0 ^{2}}

∣ 2 x + 3 ∣ - 5 = - 3

2 ∣ x - 4 ∣ > 6

Frequently Asked Questions (FAQ)

What is x^2-9>0 ?
The solution to x^2-9>0 is x<-3\lor x>3