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In Delta ABC, (tan B)/(tan C) = ...........

In `Delta ABC, (tan B)/(tan C) = .........`

A

`(a^2+b^2-c^2)/(a^2-b^2+c^2)`

B

`(a^2-b^2+c^2)/(a^2+b^2-c^2)`

C

`(b^2 + c^2 - a^2)/(b^2 - c^2 +a^2)`

D

none of these

Text Solution

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The correct Answer is:
A
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MARVEL PUBLICATION-TRIGONOMETRIC FUNCTIONS-MULTIPLE CHOICE QUESTIONS - PART - A : BUILDING-UP THE BASE (B) Properties of triangles
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  13. If a ,c , b are in A.P., then : a cos B - b cos A = ........

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  14. In Delta ABC,(cos 2A)/(a^2) - (cos2B)/(b^2) = ......

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  19. If p1,p2,p3 are the lengths of the altitudes ofa tringle from the ver...

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  20. If a^(2), b^(2), c^(2) are in A.P., then : (cos A)/a, (cos B)/b, (co...

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