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If A+B+C=pi, and cosA=cosB*cosC then tan...

If `A+B+C=pi, and cosA=cosB*cosC` then `tanB*tanC` has the value equal to (i)`1` (ii)`1/2` (iii)`2` (iv)`3`

A

1

B

`1/2`

C

2

D

3

Text Solution

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The correct Answer is:
C
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