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Popular >

simplify sqrt(9x^2+9)

Solution

simplify

9 x^{2} + 9

Solution

3 x^{2} + 1

Solution steps

9 x^{2} + 9

Factor out common term

9 : 9 (x^{2} + 1)

= 9 (x^{2} + 1)

Apply radical rule:

ab = a b,

assuming

a \geq 0, b \geq 0

9 (x^{2} + 1) = 9 x^{2} + 1

= 9 x^{2} + 1

9 = 3

= 3 x^{2} + 1

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Frequently Asked Questions (FAQ)

What is sqrt(9x^2+9) ?
The solution to sqrt(9x^2+9) is 3sqrt(x^2+1)