Solve -3i(-42i) - ScanMath

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Type your math problem... -3i(-42i)

x

Question

Simplify the expression

- 126

Evaluate

- 3 i (- 42 i)

Rewrite the expression

3 i \times 42 i

Multiply

3 \times 42 i^{2}

Multiply

126 i^{2}

Use i^{2} = - 1 to transform the expression

126 (- 1)

Solution

- 126

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