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+1 vote
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in Binomial Theorem by (51.3k points)
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The number of distinct terms in the expansion of (x + y – z)16 is

(a) 136

(b) 153

(c) 16

(d) 17

1 Answer

+1 vote
by (51.0k points)
selected by
 
Best answer

Correct option is (b) 153

Apply n+r–1Cr–1 to get number of terms 16+3–1C3–1 = 18C2 = 153

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