Question

(-2ײ+×-1) (+5ײ+5+2) respuesta y procedimientos porf ​

Answer 1

(-2ײ+×-1) (+5ײ+5+2)

=(−2x^2+x+−1)(5x^2+5+×)

=(−2x^2)(5x^×)+(−2x^2)(5)+(−2x^2)(2)+(x)(5x^2)+(x)(5)+(x)(2)+(−1)(5x^2)+(−1)(5)+(−1)(2)

=−10x^4−10x^2−4x^2+5x^3+5x+2x−5x^2−5−2

=−10x^4+5x^2−19x^2+7x−7 _ Respuest