Question

solve this question number 16

Answer 1

you can go this way ...

Answer 2

Answer:

let x=3

i) x - 1/x = 3 - 1/3

=3/1 - 1/3

Let's take the LCM

your answer is 3

so,9-1/3

=8/3

so your answer is 8/3

ii)x^3 - 1/x^3 = 27/1 - 1/27

= 729-1/27

= 728/27

if it is clear to you then please mark me as brainlist answer

hope it will helps you