Question

solve the question given above​

Answer 1

Answer:

hope this helps you to understand better

Answer 2

Answer:

2:3

Step-by-step explanation:

by componendo dividendo

(x³+12x+6x²+8)/x³+12x-6x²-8=(y³+27y+9

y²+27)/y³+27y-9y²+27

(x+2)³/(x-2)³=(y+3)³/(y-3)³

cube root both sides

(x+2)/(x-2)=(y+3)/(y-3)

(x+2)*(y-3)=(y+3)*(x-2)

xy-3x+2y-6=xy-2y+3x-6

4y=6x

2/3=x/y

2:3=x:y