Question

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

Answer 1

5x²-4x+1+6x²+x-3=11x²-3x-2
5x²-4x+1-6x²-x+3=-x²-5x+4