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If in a triangle ABC,(2cosA)/a+(cosB)/b+...

If in a triangle ABC,`(2cosA)/a+(cosB)/b+(2cosC)/c=a/(bc)+b/(ac),` then angle A is

A

`90^@`

B

`45^@`

C

`135^@`

D

none of these

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A
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PATHFINDER-SOLUTION OF TRIANGLE AND HEIGHT AND DISTANCE-QUESTION BANK
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