Home
Class 10
MATHS
If 7("cosec "theta-1)=3cottheta,then pro...

If `7("cosec "theta-1)=3cottheta`,then prove that : 3`("cosec " theta+1)=7cottheta`

Promotional Banner

Topper's Solved these Questions

  • INTRODUCTION TO TRIGONOMETRY

    NAGEEN PRAKASHAN ENGLISH|Exercise Exercise 8 D|6 Videos

  • INTRODUCTION TO TRIGONOMETRY

    NAGEEN PRAKASHAN ENGLISH|Exercise Exercise 8 E|16 Videos

  • INTRODUCTION TO TRIGONOMETRY

    NAGEEN PRAKASHAN ENGLISH|Exercise Exercise 8 B|22 Videos

  • CONSTRUCTIONS

    NAGEEN PRAKASHAN ENGLISH|Exercise Exercise 11 B|10 Videos

  • LINEAR EQUATIONS IN TWO VARIABLES

    NAGEEN PRAKASHAN ENGLISH|Exercise Revision Exercise Long Answer Questions|8 Videos

Similar Questions

Explore conceptually related problems

(b) cosec theta=1+cot theta

(b) cosec theta=1+cot theta

If 7(cosectheta -1) = 3cottheta , shown that 3( cosec theta +1) = 7 cot theta .

prove that (cosec theta + cot theta)/(cosec theta- cot theta) = (cosec theta +cot theta)^2

Prove that: (sin2theta)/(1-cos2theta)=cottheta

Prove that : (i) (1)/(sectheta-tantheta)+(1)/(sectheta+tantheta)=2sectheta " " (ii) ("cosec "theta+cottheta)/("cosec "theta-cottheta)=("cosec "theta+cottheta)^(2)

If cosec theta + cot theta = p prove that cos theta = p2-1 / p2 + 1

If pi lt theta lt 2pi then sqrt ((1+cos theta)/(1-cos theta))= a. cosec theta+cot theta , b. cosec theta - cot theta , c. cot theta-cosec theta , d. -cosectheta - cot theta

Solve cot theta + "cosec" theta =sqrt(3)

prove that 1/(cosec theta-cot theta) - 1/(sin theta) = 1/sin theta - (1)/(cosec theta + cot theta)

NAGEEN PRAKASHAN ENGLISH-INTRODUCTION TO TRIGONOMETRY-Exercise 8 C
  1. (sinA+cosecA)^2+(cosA+secA)^2=7+tan^2A+cot^2A

    Text Solution

    |

  2. Prove that : (1-tanA)^(2)+(1-cotA)^(2)=(secA-"cosec"A)^(2)

    Text Solution

    |

  3. Prove that : (secA-tanA)/(secA+tanA)=1-2secAtanA+2tan^(2)A

    Text Solution

    |

  4. Prove that : sqrt((1+cosA)/(1-cosA))+sqrt((1-cosA)/(1+cosA))=2" cose...

    Text Solution

    |

  5. If (1-sinA)(1-sinB)(1-sinC)=(1+sinA)(1+sinB)(1+sinC), then show that ...

    Text Solution

    |

  6. If tan^2 theta= 1-e^2 prove that sec theta + tan^3 theta cosec theta=...

    Text Solution

    |

  7. Prove that (sintheta-costheta+1)/(sintheta+costheta-1)=1/(sectheta-tan...

    Text Solution

    |

  8. If (cosalpha)/(sinbeta)=n and (cosalpha)/(cosbeta)=m, then find cos^(2...

    Text Solution

    |

  9. If sectheta=x+(1)/(4x),prove that sectheta+tantheta=2xor(1)/(2x)*

    Text Solution

    |

  10. If x=asecthetacosphi ,y=secthetasinphiandz=ctantheta,show that(x^(2))/...

    Text Solution

    |

  11. Prove: (1+tan^2A)+(1+1/(tan^2A))=1/(sin^2A-sin^4A)

    Text Solution

    |

  12. Prove that : (sintheta-2sin^(3)theta)/(2cos^(3)theta-costheta)-tanth...

    Text Solution

    |

  13. Eliminate alpha from x=asinalpha+bcosalphaandy=acosalpha-bsinalpha.

    Text Solution

    |

  14. If 7("cosec "theta-1)=3cottheta,then prove that : 3("cosec " theta+1)=...

    Text Solution

    |

  15. If x=(1+sintheta)/(costheta), prove that : sintheta=(x^(2)-1)/(x^(2)+...

    Text Solution

    |

  16. If x=cotA+cosA,y=cotA,prove that : ((x-y)/(x+y))^(2)+((x-y)/(2))^(2)=1

    Text Solution

    |

  17. If (cosA)/(cosB)=p,(sinA)/(sinB)=q,then show that (p^(2)(1-q^(2)))/(p^...

    Text Solution

    |

  18. If cotalpha+tanalpha=mand(1)/(cosalpha)-cosalpha=n, then show that m(...

    Text Solution

    |

  19. If acos^3theta+3acosthetasin^2theta=m and asin^3theta+3acos^2thetasin...

    Text Solution

    |

  20. If x=(2sintheta)/(1+costheta+sintheta),t h e n(1-costheta+sintheta)/(1...

    Text Solution

    |