Question

please tell ..please
solve and tell...will mark your as brainliest​ ...please solve and tell​

Answer 1

shyd

hum x cube ko A let karenge aur 8/ x cube ko B let karenge......then applying formula a cube - b cube = (a - b) whole cube + 3 ab (a-b)

u will get the answer.......

Answer 2

x-2/x=3

x-2=3x

-2=3x-x

-2=2x

x=-2/2

x=-1

x^3-8/x^3

(-1)^3-8/(-1)^3

-1-8/-1

-9/-1

=1

the answer is 1