If in the expansion of $(1 + x)^{m} (1 - x)^{n}$ , the coefficients of $x and x^{2}$ are 3 and -6 respectively, then m is:

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Eleanor Discussed

If in the expansion of

(1 + x)^{m} (1 - x)^{n}

, the coefficients of

x and x^{2}

are 3 and -6 respectively, then m is:

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Question Text

If in the expansion of

(1 + x)^{m} (1 - x)^{n}

, the coefficients of

x and x^{2}

are 3 and -6 respectively, then m is:

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