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Popular >

simplify (4-sqrt(2))^2

Solution

simplify

(4 - 2)^{2}

Solution

18 - 82

+1

Solution steps

(4 - 2)^{2}

Apply Perfect Square Formula:

(a - b)^{2} = a^{2} - 2 ab + b^{2}

(4 - 2)^{2} = 4^{2} - 2 \cdot 42 + (2)^{2}

= 4^{2} - 2 \cdot 42 + (2)^{2}

4^{2} - 2 \cdot 42 + (2)^{2} = 18 - 82

= 18 - 82

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Frequently Asked Questions (FAQ)

What is (4-sqrt(2))^2 ?
The solution to (4-sqrt(2))^2 is 18-8sqrt(2)