Question

(7x3+5x2-2x+8)+(2x2+3x-3)
$(7x {}^{3} + 5x {}^{2} - 2x + 8) + (2x {}^{2} + 3x - 3$
​

Answer 1

Resposta:

(7x³+5x²-2x+8)+(2x²+3x-3)

7x³ + 5x² +2x² -2x +3x +8 -3

7x³ +7x² +x +5

Answer 2

(7x³+5x²-2x+8)+(2x²+3x-3) =

7x³+5x²-2x+8+2x²+3x-3 =

7x³+5x²+2x²-2x+3x+8-3 =

7x³+7x²+x+5