Question

If x plus one upon x is equal to 4 then find the value of x cube + 1 upon x cube

Answer 1

hope this will help you .

Answer 2

Answer:

x+1/x=52

Step-by-step explanation:

x+1/x=4

Cubing both the sides

x³+(1/x)³= 4³

(x+1/x)³= 64

apply the formula (x+y)³

x³+1/x³+3*x*1/x(x+1/x)=64

Put the value of (x+1/x)

x³+1/x³+3*4=64

x³+1/x³=64-12

x³+1/x³= 52