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If sin theta , cos theta are ther root...

If ` sin theta , cos theta ` are ther roots of the equation ` ax^(2)-bx+c=0` , then the relation among a,b,c is

A

`a^(2)-b^(2)+2ac=0`

B

`a^(2)+b^(2)-2ac=0`

C

`a^(2)-b^(2)-2ac=0`

D

`a^(2)+b^(2)+2ac=0`

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The correct Answer is:
A
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