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Popular >

simplify (2x+1)^2-1

Solution

simplify

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

Solution

4 x^{2} + 4 x

Solution steps

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

Expand

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

= 4 x^{2} + 4 x + 1 - 1

Subtract the numbers:

1 - 1 = 0

= 4 x^{2} + 4 x

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Frequently Asked Questions (FAQ)

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