Question

If x-2y = 11 xy=8 then find the value of x^2-8y^3​

Answer 1

Step-by-step explanation:

x-2y=11

cubing both sides,

x³-8y³-3.x.2y(x-2y)=1331

or, x³-8y³-6.8.11=1331 [∵, xy=8 and x-2y=11]

or, x³-8y³=1331+528

or, x³-8y³=1859

Answer 2

Answer:

the above answwer is correct points needed to me sorry for the answer ...