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Popular >

simplify (x+2)^2-9

Solution

simplify

(x + 2)^{2} - 9

Solution

x^{2} + 4 x - 5

Solution steps

(x + 2)^{2} - 9

Expand

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

= x^{2} + 4 x + 4 - 9

Subtract the numbers:

4 - 9 = - 5

= x^{2} + 4 x - 5

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Frequently Asked Questions (FAQ)

What is (x+2)^2-9 ?
The solution to (x+2)^2-9 is x^2+4x-5