Home
Class 12
MATHS
Let a1, a2, a3, ,an be in G.P. such th...

Let `a_1, a_2, a_3, ,a_n` be in G.P. such that `3a_1+7a_2+3a_3-4a_5=0.` Then common ratio of G.P. can be `2` b. `3/2` c. `5/2` d. `-1/2`

Promotional Banner

Topper's Solved these Questions

  • INVERSE TRIGONOMETRIC FUNCTIONS

    RESONANCE DPP|Exercise All Questions|15 Videos

  • MATRICES

    RESONANCE DPP|Exercise All Questions|7 Videos

Similar Questions

Explore conceptually related problems

Let a_1,a_2,a_3 ......, a_n are in A.P. such that a_n = 100 , a_40-a_39=3/5 then 15^(th) term of A.P. from end is

Let a_1,a_2," ..."a_10 be a G.P. If a_3/a_1=25," then "a_9/a_5 equals

If a_1,a_2,a_3,. . . ,a_n. . . are in A.P. such that a_4−a_7+a_10=m , then sum of the first 13 terms of the A.P.is

If the first term of a G.P.a_(1),a_(2),a_(3),.. is unity such that 4a_(2)+5a_(3) is least then the common ratio of G.P.is -2/5 b.-3/ c./5 d.none of these

"If "a_1,a_2,a_3,.....,a_n" are in AP, prove that "a_(1)+a_(n)=a_(r)+a_(n-r+1)""

Let a_1,a_2 ,a_3 …..be in A.P. and a_p, a_q , a_r be in G.P. Then a_q : a_p is equal to :

Let a_1,a_2,a_3,... be in A.P. With a_6=2. Then the common difference of the A.P. Which maximises the product a_1a_4a_5 is :

Evaluate: /_\ |[1+a_1, a_2, a_3],[a_1, 1+a_2, a_3],[a_1, a_2, 1+a_3]|

RESONANCE DPP-JEE MAINS-All Questions
  1. If |x3-2 2-3 1 1 3-2|=0t h e nxi s 1 b. 2 c.-3 d. -1

    Text Solution

    |

  2. Write the following sets in the tabular from : (i) A={x:x is a posit...

    Text Solution

    |

  3. Let a1, a2, a3, ,an be in G.P. such that 3a1+7a2+3a3-4a5=0. Then co...

    Text Solution

    |

  4. The ratio of the greatest value of 2-cos x+s in^2x to its least value ...

    Text Solution

    |

  5. Write the following sets in the tabular form: D={x : x is an letter of...

    Text Solution

    |

  6. Sum of the series 1/(4. 1^2-1)+1/(4. 2^2-1)+1/(4. 3^2-1)+ upto inf...

    Text Solution

    |

  7. The value of k for which product of two of the roots of the equation ...

    Text Solution

    |

  8. Write the following sets in the tabular form: E={x : x is a natural nu...

    Text Solution

    |

  9. The marks of some students were listed out  of a maximum 75. The SD of...

    Text Solution

    |

  10. The sum of the first 100 terms common to the series 17, 21, 25...........

    Text Solution

    |

  11. Describe the following set in set builder form: E={0}

    Text Solution

    |

  12. The length of latusrectum of the parabola whose parametric equations ...

    Text Solution

    |

  13. Find the value of ' k ' for which the following set of quadratic equat...

    Text Solution

    |

  14. Write the following sets in the set builder form: P={2}

    Text Solution

    |

  15. The complete solution set of the inequation 3^(72)(1/3)^xsqrt((1/3)^x ...

    Text Solution

    |

  16. Write the following sets in the set builder form: Q={1,4,9, 16}

    Text Solution

    |

  17. Evaluate 2/7 correct to three decimal places.

    Text Solution

    |

  18. Draw the labelled graph of the following: y=|x-1|-|3x-2|

    Text Solution

    |

  19. Which of the following statement are true/false ?

    Text Solution

    |

  20. Draw the graph of y=|7-2x|

    Text Solution

    |