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If tan^(-1) . b/(c+a) + tan^(-1) . (c)/(...

If `tan^(-1) . b/(c+a) + tan^(-1) . (c)/(a + b) = pi/4`where a, b, c , are the sides of `Delta ABC",then" Delta ABC` is

A

Acute - angled triangle

B

Obtuse - angled triangle

C

Right- angled triangle

D

Equilateral triangle

Text Solution

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The correct Answer is:
C
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