Solve this: Q 29 If x+1x2=3, find x3+1x3 - Maths - Expansions

Question

Solve this:
Q 29 If x + 1 x 2 = 3 , find x 3 + 1 x 3

Ankita Agarwal · Accepted Answer

Dear Student,

x+1x2=3 x2+1x2+2=3x2+1x2=1Now, x3+1x3=x+1xx2+1x2-1x3+1x3=3×1-1x3+1x3=0

Regards

Solve this: Q.29. If x + 1 x 2 = 3 , find x 3 + 1 x 3 .