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Popular >

simplify (a+b)^2-2ab

Solution

simplify

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

Solution

a^{2} + b^{2}

Solution steps

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

Expand

(a + b)^{2} : a^{2} + 2 ab + b^{2}

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

Group like terms

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

Add similar elements:

2 ab - 2 ab = 0

= a^{2} + b^{2}

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Frequently Asked Questions (FAQ)

What is (a+b)^2-2ab ?
The solution to (a+b)^2-2ab is a^2+b^2