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If the sides of a triangle ABC are in AP...

If the sides of a triangle ABC are in AP and 'a' is the smallest side, then express cos A in term of b and c.

A

`(3c-4b)/(2b)`

B

`(3c-4b)/(2c)`

C

`(4c-3b)/(2b)`

D

`(4c-3b)/(2c)`

Text Solution

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The correct Answer is:
D
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