Question

add= x^3+6x^2,5x^2+3x,5x-7​

Answer 1

Answer:

THE ANSWER IS 2x^3+x^2+8x-7

Answer 2

Answer:

$x^{3}+11x^{2} +8x-7$

Step-by-step explanation:

$(x^{3}+6x^{2} )+(5x^{2} +3x)+(5x-7)\\=x^{3}+6x^{2}+5x^{2} +3x+5x-7\\=x^{3}+11x^{2} +8x-7$