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The options for the above attached question is A) 1 B) 2 C) -1 D) none I got the answer to be 1 but the answer is given to be none. Did I make a mistake or is the answer key wrong?

The options for the above attached question is
A) 1
B) 2
C) -1
D) none
I got the answer to be 1 but the answer is given to be none.  Did I make a mistake or is the answer key wrong? 

Question Image
Grade:11

1 Answers

Arun
25758 Points
3 years ago
Dear student
sqrt ( 2 sin^2 x) / sqrt(2) * x = sqrt (2) sinx / sqrt(2) x
on taking limit = 1
hence answer will be 1
Hope it helps
Regards
Arun

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