Answer
$4860x^2$
Work Step by Step
Need to find the fifth term.
Apply Binomial Theorem.
$(a+b)^n=\sum_{r=0}^n\dbinom{n}{r}(a)^{n-r}b^r$
$(2x-3)^6=\dbinom{6}{4}(2x)^2(-3)^4$
or, $=15(4x^2)(81)$
or, $=4860x^2$
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