If the numerical coefficients are disregarded, the following terms appear in the expansion of (x + y)11
State the value of k in each case:
a) x2 yk
b) xk y11
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If the numerical coefficients are disregarded, the following terms appear in the expansion of (x + y)11
State the value of k in each case:
a) x2 yk
b) xk y11
The general term isQuote:
Originally Posted by acc
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a) If 11 - r = 2 then r = .... Therefore k = ....
b) If r = 11 then k = ....