Answer
$\frac x {15} (48x^5+200x^3+375)+C$
Work Step by Step
$\int (5+4x^2)^5$
$\int (25+40x^2+16x^4)dx$
$25x+\frac {40}3 x^3+\frac {16}5 x^5+C$
$\frac x {15} (48x^5+200x^3+375)+C$
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