CameraIcon
CameraIcon
SearchIcon
MyQuestionIcon
MyQuestionIcon
1
You visited us 1 times! Enjoying our articles? Unlock Full Access!
Question

If x3 - 1x3=14, then x-1x =

(a) 5

(b) 4

(c) 3

(d) 2

Open in App
Solution

In the given problem, we have to find the value of

Given

We shall use the identity

Put we get,

Substitute y = 2 in above equation we get,

The Equation satisfy the condition that

Hence the value of is 2

Hence the correct choice is (d).


flag
Suggest Corrections
thumbs-up
4
Join BYJU'S Learning Program
similar_icon
Related Videos
thumbnail
lock
Modulus
MATHEMATICS
Watch in App
Join BYJU'S Learning Program
CrossIcon