Question

If P= (1,2),form the set P×P×P

Answer 1

Steps
first Do PxP
(1,1) (1,2) (2,1) (2,2)

now do PxPxP
(1,1,1) (1,1,2) (1,2,1) (1,2,2)
(2,1,1) (2,1,2) (2,2,1) (2,2,2)

it will have 8 elements