Home
Class 10
MATHS
10sec^(2)A-10tan^(2)A=...

`10sec^(2)A-10tan^(2)A=`_______

A

`sec^(2)A`

B

10

C

1

D

0

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • MOST LIKELY QUESTION PAPER 10

    CPC CAMBRIDGE PUBLICATION|Exercise QUESTIONS|36 Videos

  • PAIR OF LINEAR EQUATION IN TWO VARIABLES

    CPC CAMBRIDGE PUBLICATION|Exercise EXERCISE 3.7|12 Videos

Similar Questions

Explore conceptually related problems

sec^(2)2x=1-tan2x

Choose the correct option.Justify your choice (i) 9sec^(2)A-9tan^(2)A

Find the number of roots of the equation 16 sec^(3) theta - 12 tan^(2) theta - 4 sec theta =9 in interval (-pi,pi)

9 sec ^ 2 A - 9 tan ^ 2 A = ?

Evaluate the following (sec^(2) 60^(@) -tan ^(2) 60^(@) )/( sin ^(2) 30^(@) +cos ^(2) 30^(@) )

Find the general solution of equation sec^(2) x=sqrt(2)(1-tan^(2)x)

Evaluate the following: (v) (5cos^(2)60^(@)+4 sec^(2) 30^(@)-tan^(2)45^(@))/(sin^(2)30^(@)+cos^(2)30^(@))

find the general solution of sec^(2)x tan y dx + sec^(2) y tan x dy = 0

sec ^(2)(tan ^(-1) 2)+cosec^(2)(cot ^(-1) 3)=

CPC CAMBRIDGE PUBLICATION-MOST LIKELY QUESTION PAPER 8 -QUESTIONS
  1. 10sec^(2)A-10tan^(2)A=

    Text Solution

    |

  2. The length of the tangent drawn to a circle of radius 3cm from 5cm awa...

    Text Solution

    |

  3. A solid piece of copper of dimension 24xx49xx33 cm is moulded and rec...

    Text Solution

    |

  4. The degree of the polynomial in the graph given below is

    Text Solution

    |

  5. The sum of the n terms of an AP is 2n^(2)+5n and its common difference...

    Text Solution

    |

  6. In DeltaPQR, PR=12cm, QR=6sqrt(3)cm, PQ=6cm, The angle Q is

    Text Solution

    |

  7. A cube numbered 1 to 6 is thrown once, the probability of getting a nu...

    Text Solution

    |

  8. Given g(x)=2x+1, q(x)=(x^(3)+3x^(2)-x+1), r(x)=0, Find p(x)

    Text Solution

    |

  9. If the sum of first n odd natural number is 1225, find the value of n.

    Text Solution

    |

  10. In the flg. lfloorAOD is divided into 2 parts which are in A.P. the sm...

    Text Solution

    |

  11. In DeltaABC , if DE"||"BC, then, (AB)/(AD)=(AC)/(AE)=(BC)/(DE), state ...

    Text Solution

    |

  12. Find the largest number which divides 650 and 1170.

    Text Solution

    |

  13. If sin theta=(7)/(25), cos theta= (24)/(25) find the value of sin^(2)t...

    Text Solution

    |

  14. Find the value of cos60^(@) cos 30^(@)-sin 60^(@) sin 30^(@)

    Text Solution

    |

  15. The T.S.A of a solid hemisphere of radius 21 mm.

    Text Solution

    |

  16. Prove that if x and y are odd positive integers , then x^2 +y^2 is eve...

    Text Solution

    |

  17. Solve: 100x+200y=700 200x+100y=800

    Text Solution

    |

  18. Find the roots of the quadratic equation 3x^(2)-2sqrt(6)x+2=0 by formu...

    Text Solution

    |

  19. Find the value of x in which the points (1, -1) (x,1) and (4, 5) are c...

    Text Solution

    |

  20. ABC is a right angled triangle, having lfloorB=90^(@). If BD=DC, Show ...

    Text Solution

    |