How much greater is (20x^2 + 15x + 13) + (-19x^2 + 17x + 5)(20x2+15x+13)+(19x2+17x+5)?

1 Answer
Jul 10, 2015

color(red)((20x^2+15x+13))+color(blue)((-19x^2+17x+5))(20x2+15x+13)+(19x2+17x+5) is color(green)((x^2+32x+8))(x2+32x+8)
and
color(red)((20x^2+15x+13))(20x2+15x+13) is color(green)((39x^2-2x+8))(39x22x+8) greater than color(blue)((-19x^2+17x+5))(19x2+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,")"):}