Question

If X=1, Y=1 and Z=-2, then the value of expression X3+Y3+Z3-3XYZ​

Answer 1

Answer:

see ans in the form of image.

Answer 2

Answer:

8

Step-by-step explanation:

X3+Y3+Z3-3XYZ

(1)3+(1)3+(-2)3-3(1)(1)(-2)

4+4-6+6

8-0

=8