Find the middle term in the expansion of .

MATHEMATICS · Single correct · A Level · Mathematics · Sequences and series · Sequences and series

Problem

Find the middle term in the expansion of

(3x-2)^8

. (a)

45360x^{4}

(b)

-90720x^{4}

(c)

90720x^{4}

(d)

108864x^{5}

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