Question: 1. How many terms are there in the binomial expansion of (x + y)19? 2. How many terms are there in the binomial expansion of

1. How many terms are there in the binomial expansion of (x + y)19?
2. How many terms are there in the binomial expansion of (x + y)25?
3. Determine the first three terms in the binomial expansion of (x + y)10.

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