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Popular >

simplify (a+b)^2-4ab

Solution

simplify

(a + b)^{2} - 4 ab

Solution

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

Solution steps

(a + b)^{2} - 4 ab

Expand

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

= a^{2} + 2 ab + b^{2} - 4 ab

Group like terms

= a^{2} + 2 ab - 4 ab + b^{2}

Add similar elements:

2 ab - 4 ab = - 2 ab

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

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Frequently Asked Questions (FAQ)

What is (a+b)^2-4ab ?
The solution to (a+b)^2-4ab is a^2-2ab+b^2