Question 84992
{{{4xy^3 * 2x^2y * 5xy^2}}}


{{{(4*2*5)*(x*x^2*x)*(y^3*y*y^2) }}} group like terms


{{{(40)*(x*x^2*x)*(y^3*y*y^2) }}} multiply


{{{(40)*(x^(1+2+1))*(y^(3+1+2)) }}} Add the exponents


{{{(40)*(x^4)*(y^6) }}}


{{{40x^4y^6}}}