Question

if x-1/x= 1/3,evaluate
x³-1/x³​

Answer 1

Answer:

Solution:

(x-1)/x=1/3

=> 3(x-1) =x*1

=>3x-3=x

=>3x-x=3

=>2x=3

=>x=3/2

=>x=1.5 or 1½

Step-by-step explanation:

In the first line after writing the question

we take the denominator 'x' to the left side and bring denominator 1 of the left side fraction this side

by cross multiplyiy.

and continue to multiply

and come to the point( =>3x-x=3)

and further subtracting it results to the answer 1.5