How many terms are there in the expansion of (1 + 2x + x2) 5 + (1 + 4 – McqOptions

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1.	How many terms are there in the expansion of (1 + 2x + x2) 5 + (1 + 4y + 4y2) 5 ?
A.	12
B.	20
C.	21
D.	22
Answer» D. 22

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