Question

Найдите p1(x) + p2(x) и p1(x) - p2(x), если
p1( x) = 5x^2 - 4x + 1,
p2(x) = 6x^2 + x - 3.

Answer 1

$p1(x)+p2(x)=5x^{2}-4x+1+6x^{2}+x-3=11x^{2}-3x-2 \ p1(x)-p2(x)=5x^{2}-4x+1-6x^{2}-x+3=-x^{2}-5x+4$