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Vijay Sharma

· started a discussion

· 1 Months ago

IS THERE ANY SHORTCUT FOR THIS??

Question:

  

Options:
A)

cot A

B)

cosec A

C)

sin A

D)

tan A

Solution:

Ans: (c)

  

Sangeeta Vaidya

· commented

· 1 Months ago

Take A=zero degree

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