Question

(213×657)^-1=(213)^-1× dashI will mark him as brainlist ​

Answer 1

Step-by-step explanation:

${(213 \times 657)}^{ - 1} = {(213)}^{ - 1} \\ \frac{1}{213 \times 657} = \frac{1}{213} \\ \\ by \: cross \: mutiplication \: we \: got \\ 213 \times 1 = 213 \times 657 \times 1 \\ 213 = 213 \times 657 \\ \frac{213}{213} = 657 \\ \\ 1 = 657 \\ 657 - 1 \\ = > 656$

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Please mark it as brainliest