Question

x-1/X=5 then find the value of x³-1/x³​

Answer 1

Step-by-step explanation:

×-1/×=5×

5×=×-1

5×-×=1

4×=1

×=1/4

×3-1/×3

×3-1=×3

×3-×3=1

0=1

Answer 2

Answer:

128

Step-by-step explanation:

formula a^3 + 3

let a = 5

= 5^3 +3

=125 + 3

= 128