How much greater is (20x^2 + 15x + 13) + (-19x^2 + 17x + 5)?

1 Answer
Jul 10, 2015

color(red)((20x^2+15x+13))+color(blue)((-19x^2+17x+5)) is color(green)((x^2+32x+8))
and
color(red)((20x^2+15x+13)) is color(green)((39x^2-2x+8)) greater than color(blue)((-19x^2+17x+5))

Explanation:

Interpretation 1
{:(,"(",20x^2,+15x,+13,")"),("+","(",-19x^2,+17x,+5,")"),("=","(",x^2,+32x,+18,")"):}

Interpretation 2
{:(,"(",20x^2,+15x,+13,")"),("-","(",-19x^2,+17x,+5,")"),("=","(",39x^2,-2x,+8,")"):}