Question

What should be added to 2x²+3x+1 to get 3x²+2x-5

Answer 1

let y is added

2x^2+6x-5+y=3x^2-2x+6

3x^2 -2x+6-(2x^2+6x-5)=y

3x^2 -2x+6-2x^2-6x+5=y

x^2-8x+11=y

therefore x square -8x +11

should be added in question.

Answer 2

Answer:

x²-x-6

thank you hope it helped you...