Question

If x + 1/x = 5, find the value of x3+ 1/x3.

Answer 1

Answer:

tree is correct answer

Answer 2

Answer:

Step-by-step explanation:

Given (X+1/X) = 5

Hence, x³+1/x³= (X+1/X)(x²+1/x²-1)

=5{(X+1/X)²-2-1}

=5(25-3)= 5*22=110