((1)/(cos theta) + (1)/(cot theta))((1)/...

`((1)/(cos theta) + (1)/(cot theta))((1)/(cos theta)-(1)/(cot theta))` का संख्यात्मक मान कितना है ?

A

0

B

`-1`

C

`+1 `

D

2

लिखित उत्तर

Verified by Experts

The correct Answer is:

C

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