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Popular >

expand (x+3)^2

Solution

expand

(x + 3)^{2}

Solution

x^{2} + 6 x + 9

Solution steps

(x + 3)^{2}

Apply Perfect Square Formula:

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

(x + 3)^{2} = x^{2} + 2 x \cdot 3 + 3^{2}

= x^{2} + 2 x \cdot 3 + 3^{2}

Simplify

x^{2} + 2 x \cdot 3 + 3^{2} : x^{2} + 6 x + 9

= x^{2} + 6 x + 9

Popular Examples

16 \div 2

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a^{4} + a^{2} + 1

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(7 x + 11)^{2}

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i^{75}

expand (2w+5)(2w+7)expand

(2 w + 5) (2 w + 7)

Frequently Asked Questions (FAQ)

What is expand (x+3)^2 ?
The solution to expand (x+3)^2 is x^2+6x+9