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Popular >

simplify 2(sqrt(x+4))^2-1

Solution

simplify

2 (x + 4)^{2} - 1

Solution

2 x + 7

Solution steps

2 (x + 4)^{2} - 1

Apply exponent rule:

assuming

n i s o dd or a \geq 0

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

= 2 (x + 4) - 1

Expand

2 (x + 4) : 2 x + 8

= 2 x + 8 - 1

Subtract the numbers:

8 - 1 = 7

= 2 x + 7

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Frequently Asked Questions (FAQ)

What is 2(sqrt(x+4))^2-1 ?
The solution to 2(sqrt(x+4))^2-1 is 2x+7