Question : If
Option 1: 1
Option 2: 0
Option 3: –1
Option 4: 2
Correct Answer: 0
Solution :
Given:
⇒
⇒
Now,
Putting the value of
=
=
Thus,
Hence, the correct answer is
SSC CGL Complete Guide
Candidates can download this ebook to know all about SSC CGL.