Question

factorise x⁴ + 125xy³​

Answer 1

$= > x⁴ + 125xy³$

$=> x(x³+ 125y³)$

$= > x(( {x})^{3} + ( {5y})^{3} )$

$\color{green}\ \: = x(x + 5y)({x}^{2}+{25y}^{2}- 5xy)$