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Popular >

expand (6x+7)^2

Solution

expand

(6 x + 7)^{2}

Solution

36 x^{2} + 84 x + 49

Solution steps

(6 x + 7)^{2}

Apply Perfect Square Formula:

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

(6 x + 7)^{2} = (6 x)^{2} + 2 \cdot 6 x \cdot 7 + 7^{2}

= (6 x)^{2} + 2 \cdot 6 x \cdot 7 + 7^{2}

Simplify

(6 x)^{2} + 2 \cdot 6 x \cdot 7 + 7^{2} : 36 x^{2} + 84 x + 49

= 36 x^{2} + 84 x + 49

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Frequently Asked Questions (FAQ)

What is expand (6x+7)^2 ?
The solution to expand (6x+7)^2 is 36x^2+84x+49