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If a,b, and c are sides of a triangle a...

If a,b, and c are sides of a triangle and `|{:(a^(2),b^(2),c^(2)),((a+1)^(2),(b+1)^(2),(c+1)^(2)),((a-1)^(2),(b-1)^(2),(c-1)^(2)):}|=0` then

A

ABC is an equilateral triangle

B

ABC is a angled triangle

C

ABC is an isosceles triangle

D

none of these

Text Solution

Verified by Experts

The correct Answer is:
C
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