Question

if 2x+y-3=0, prove that 8x³+y³+18xy=27.​

Answer 1

Answer:

2 X + 3 Y + Z = 0 then 8 x cube + 27 y cube + Z Cube ÷xyz

Step-by-step explanation:

Hope it help you

Answer 2

Answer:

Shift 3 to RHS

then do cube of both the sides

Step-by-step explanation:

Then you will get ur answer

2x+y-3=0

2x+y=3

(2x+y)^3=3^3

8x^3+y^3+18xy=27