Home
Class 11
MATHS
If A+B = 135^(@) then (1-TanA) (1- TanB)...

If A+B = `135^(@)` then (1-TanA) (1- TanB) =

A

0

B

1

C

2

D

`(1)/(2)`

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • COMPOUND ANGLES

    AAKASH SERIES|Exercise EXERCISE - II|40 Videos

  • COMPOUND ANGLES

    AAKASH SERIES|Exercise PRACTICE EXERCISE|46 Videos

  • COMPOUND ANGLES

    AAKASH SERIES|Exercise ADDITIONAL EXERCISE|12 Videos

  • CHANGE OF AXES

    AAKASH SERIES|Exercise Practice Exercise|29 Videos

  • CONTINUITY

    AAKASH SERIES|Exercise ADVANCED SUBJECTIVE TYPE QUESTIONS|34 Videos

Similar Questions

Explore conceptually related problems

If A + B = 135^(@) then (TanA.TanB)/((1+TanA)(1+TanB)) =

tan 135^@

If A+B=135^(@) " then " (1+ cot A ) (1+cot B)=

In Delta^("le")ABC if Cos A CosB CosC=1//3 then TanA Tan B+Tan B Tan C+ Tan C TanA=

If A+B = (pi)/4 , then prove that (1+tanA)(1+tanB) = 2 .

If A+B+C = pi //2 , then tanA tanB + tanB tanC+ tan A tan C=

Suppose that A+B =135^(@) and neither A nor B is an intergral multiple of 180^(@) . Then prove that (1 + cot A)(1 + cot B) = 2 and hence deduce that cot67(1^(@))/(2) = sqrt(2)- 1 .

If sinA=(1)/(sqrt2) , then tanA = ……….