Home
Class 11
MATHS
If A-B=(3pi)/(4), that show that (1- tan...

If `A-B=(3pi)/(4)`, that show that `(1- tan A) (1+tan B)=2`

Promotional Banner

Topper's Solved these Questions

  • TRIGONOMETRIC RATIOS UPTO TRANSFORMATIONS

    VIKRAM PUBLICATION ( ANDHRA PUBLICATION)|Exercise EXERCISE - 6(D)|44 Videos

  • TRIGONOMETRIC RATIOS UPTO TRANSFORMATIONS

    VIKRAM PUBLICATION ( ANDHRA PUBLICATION)|Exercise EXERCISE - 6(E)|20 Videos

  • TRIGONOMETRIC RATIOS UPTO TRANSFORMATIONS

    VIKRAM PUBLICATION ( ANDHRA PUBLICATION)|Exercise EXERCISE - 6(B)|12 Videos

  • TRIGONOMETRIC EQUATIONS

    VIKRAM PUBLICATION ( ANDHRA PUBLICATION)|Exercise SOLVED PROBLEMS |18 Videos

Similar Questions

Explore conceptually related problems

If 2A + B = (pi)/(2) or (3pi)/(2) then show that tan A + 2 tan B = tan (A +B).

If A + B = (pi)/(2) or (3pi)/(2) then prove that tan A - tan B = 2 tan (A - B).

If A+B+C= pi//2 then establish that tan A tan B+tanB tanC+tanC tan A=1

If a,b, c are in A.P. Then show that 3 tan ""( A) /(2) tan ""( C ) /(2) =1

If alpha + beta = 3pi//4 " then " (1- tan alpha ) (1- tan beta ) =

If A, B, C are in A.P and and B=(pi)/(4) then tan A tan B tan C =

If sin A cos B = (1)/(4) and 3 tan A = tan B then triangle is

If 0 lt A lt pi/4 , then prove that tan^(-1)(1/2tan2A)+tan^(-1)(cotA)+tan^(-1)(cot^(3)A)=

VIKRAM PUBLICATION ( ANDHRA PUBLICATION)-TRIGONOMETRIC RATIOS UPTO TRANSFORMATIONS-EXERCISE - 6(C)
  1. Evaluate sin^(2)((pi)/(8)+(theta)/(2))-sin^(2)((pi)/(8)-(theta)/(2))

    Text Solution

    |

  2. Find the value of cos^(2)52(1^@)/(2) - sin^(2)22 (1^@)/2

    Text Solution

    |

  3. Find the maximum and minimum value of f(x)=3cosx+4sinx

    Text Solution

    |

  4. Find the minimum and maximum values of sin2x-cos2x

    Text Solution

    |

  5. Find the range of 7 cos x - 24 sin x +5

    Text Solution

    |

  6. Find the range of 13cosx+3sqrt3 sin x-4

    Text Solution

    |

  7. If cos alpha = (-3)/5 and sin beta = 7/25 where (pi)/2 lt alpha lt pi ...

    Text Solution

    |

  8. If 0 lt A lt B lt (pi)/(4) and sin (A+B)=(24)/(25) and cos (A-B)= (4)/...

    Text Solution

    |

  9. If A+B, A are acute angles such that sin (A+B)=(24)/(25) and tan A=(3)...

    Text Solution

    |

  10. If tan alpha - tan beta =m and cot alpha - cot beta =n, then prove tha...

    Text Solution

    |

  11. If tan (alpha- beta )= (7)/(24) and tan alpha =(4)/(3), where alpha an...

    Text Solution

    |

  12. Find the expansion of sin(A+B-C).

    Text Solution

    |

  13. Find the expansion of cos(A-B-C).

    Text Solution

    |

  14. In a Delta ABC, A is obtuse. If sin A=(3)/(5) and sin B=(5)/(13), the...

    Text Solution

    |

  15. If (sin(alpha+beta))/(sin(alpha-beta)) = (a+b)/(a-b), then prove that ...

    Text Solution

    |

  16. If A-B=(3pi)/(4), that show that (1- tan A) (1+tan B)=2

    Text Solution

    |

  17. If A+B+C= pi//2 then show that cot A + cot B+ cot C=cot A cot B cot C

    Text Solution

    |

  18. If A + B + C = 90^(@) and if none of A,B,C is an odd multipl of 90^(@)...

    Text Solution

    |

  19. Prove that sin^(2)alpha+cos^(2)(alpha+beta)+2sinalphasinbetacos(alpha+...

    Text Solution

    |

  20. Prove that cos^(2)(alpha-beta)+cos^(2)beta-2cos(alpha-beta)cosalphac...

    Text Solution

    |