Solve (a-3b)^2 - ScanMath

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Type your math problem... (a-3b)^2

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Question

Simplify the expression

a^{2} - 6 ab + 9 b^{2}

Evaluate

(a - 3 b)^{2}

Use (a - b)^{2} = a^{2} - 2 ab + b^{2} to expand the expression

a^{2} - 2 a \times 3 b + (3 b)^{2}

Solution

a^{2} - 6 ab + 9 b^{2}

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