The number of terms in the expansion of (a-b+c)3 is____
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Answer:
The number of terms in the expansion of (a-b+c)3 is 3
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Answer:
20 terms.
Step-by-step explanation:
(a+b+c)³
={(a+b)+(c+d)}³
=(a+b)³+(c+d)³+3(a²+b²+2ab)(c+d)+3(c²+2cd+d²)(a+b)
(a+b)³=4terms
(c+d)³=4terms
3(a²+b²+2ab)(c+d)=6terms
(c+d)+3(c²+2cd+d²)(a+b)=6terms
Total=20 terms
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