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In a triangle ABC, a=4 , b=3, A=60^(@), ...

In a triangle ABC, `a=4 , b=3, A=60^(@),` then c is the root of the equation-

A

`c^(2) + 3c +7=0`

B

`c^(2) -3c +7 =0`

C

`c ^(2) -3c -7 =0`

D

`c^(2) +3c-7=0`

Text Solution

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The correct Answer is:
C
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