Question

Simplify the following 5(x-5)(x2-2x+5) – 2(x+5)2​

Answer 1

$(5x - 25)( {x}^{2} - 2x + 5) - 2(x + 5)2 = 5 {x}^{3} - 10 {x}^{2} + 25x - 25 {x}^{2} - 50x + 125 - 4x - 20$