Question

add 2x (x^2 - 5 Y) and x ^2( 5 x - 2 y)

Answer 1

Answer -

$2x( {x}^{2} - 5y) \: and \: {x}^{2}(5x - 2y) \\ = 2x( {x}^{2} - 5y) + {x}^{2}(5x - 2y) \\ = {2x}^{3} - 10xy + {5x}^{3} - {2x}^{2}y \\ = {7x}^{3} - 10xy - {2x}^{2}y$

So the answer is 7x³ - 10xy - 2x²y