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Popular >

simplify sqrt(36-9x^2)

Solution

simplify

36 - 9 x^{2}

Solution

3 4 - x^{2}

Solution steps

36 - 9 x^{2}

Factor out common term

9 : 9 (4 - x^{2})

= 9 (4 - x^{2})

Apply radical rule:

ab = a b,

assuming

a \geq 0, b \geq 0

9 (4 - x^{2}) = 9 4 - x^{2}

= 9 4 - x^{2}

9 = 3

= 3 4 - x^{2}

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Frequently Asked Questions (FAQ)

What is sqrt(36-9x^2) ?
The solution to sqrt(36-9x^2) is 3sqrt(4-x^2)