Question

спростити вираз (X+2)(X-5)-3X(1-2X)

Answer 1

(X+2)(X-5)-3X(1-2X)=х²+2х-5х-10-3х+6х²=7х²-6х-10

Answer 2

$(x+2)(x-5)-3x(1-2x)= x^{2} -5x+2x-10-3x+6 x^{2} =7 x^{2} - \ -6x-10$