Question : If
Option 1: –1
Option 2: 1
Option 3: –2
Option 4: 2
Correct Answer: 1
Solution :
Given:
Consider,
⇒
Now,
⇒
⇒
⇒
⇒
We know,
So, putting all the values, we get,
⇒
⇒
Hence, the correct answer is 1.
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