Geoffrey writes out the binomial expansion of (a+b)6 using the Binomial Theorem. Which of the following can he use to find the coefficient for the a4b2 term?(1 point)
Responses
6C2
subscript 6 baseline upper C subscript 2 baseline
6C4
subscript 6 baseline upper C subscript 4 baseline
6C3
subscript 6 baseline upper C subscript 3 baseline
4C2
subscript 4 baseline upper C subscript 2 baseline
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6C2
(subscript 6 upper C subscript 2)