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Popular >

simplify sqrt(16-4x^2)

Solution

simplify

16 - 4 x^{2}

Solution

2 4 - x^{2}

Solution steps

16 - 4 x^{2}

Factor out common term

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

= 4 (4 - x^{2})

Apply radical rule:

ab = a b,

assuming

a \geq 0, b \geq 0

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

= 4 4 - x^{2}

4 = 2

= 2 4 - x^{2}

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Frequently Asked Questions (FAQ)

What is sqrt(16-4x^2) ?
The solution to sqrt(16-4x^2) is 2sqrt(4-x^2)