Home
Class 12
MATHS
The valud of [15^(2)+16^(2)+17^(2)+…+ 30...

The valud of `[15^(2)+16^(2)+17^(2)+…+ 30^(2)]` is-

A

8450

B

8440

C

8540

D

8460

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • MCQ's

    CHHAYA PUBLICATION|Exercise QUESTION PAPER 6|90 Videos

  • MCQ ZONE 3

    CHHAYA PUBLICATION|Exercise Question Paper 8|30 Videos

  • Measures of Central Tendency

    CHHAYA PUBLICATION|Exercise Exercise 2 C Very short answer type question|18 Videos

Similar Questions

Explore conceptually related problems

The value of .^(15)C_(0)^(2)-.^(15)C_(1)^(2)+.^(15)C_(2)^(2)-"...."-.^(15)C_(15)^(2) is a. 15 b. -15 c. 0 d. 51

Find the value of (2sin^(2)63^(@)+1+2sin^(2)27)/(3cos^(2)17^(@)-2+3cos^(2)73^(@))

The value of (1-tan^2 15^@)/(1+tan^2 15^@) is

The value of tan[cos^(-1)(4/5)+tan^(-1)(2/3)] is 6/(17) (b) 17/(6) (c) (16)/7 (d) none of these

find the value of (2 tan 30^(@))/(1-tan^(2)30^(@))

The value of sum_(r=1)^(15)(r2^r)/((r+2)!) is (a). ((17)!-2^16)/((17)!) (b). ((18)!-2^(17))/((18)!) (c). ((16)!-2^(15))/((16)!) (d). ((15)!-2^(14))/((15)!)

The value of cos^(2)75^(@)+cos^(2)45^(@)+cos^(2)15^(@)-cos^(2)30^(@)-cos^(2)60^(@) is

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

(2 tan 30^(@))/( 1-tan ^(2) 30^(@)) =

Find the values of (2 tan^2 30^@)/(1-tan^2 30^@)+sec^2 45^@-cot^2 45^@-sec60^@ .

CHHAYA PUBLICATION-MCQ's-QUESTION PAPER 9
  1. In the Argand diagram, OAP is an isosceles right angled triangle, righ...

    Text Solution

    |

  2. The real part of (1+ cos ""pi/5 + i sin ""pi/5)^(-1) is-

    Text Solution

    |

  3. The valud of [15^(2)+16^(2)+17^(2)+…+ 30^(2)] is-

    Text Solution

    |

  4. 5 boys and 5 girls are sitting in a row randomly. The probability that...

    Text Solution

    |

  5. If x in RR and (x)/(2x+1) ge 1/4, state which of the following is true...

    Text Solution

    |

  6. The value of (""^(20) C(4) +2* ""^(20)C(3)+""^(20)C(2) -""^(22)C(18)) ...

    Text Solution

    |

  7. How many ways are there to arrange the letters in the word GARDEN with...

    Text Solution

    |

  8. Assuming that no two consecutive digits are same, the number of n-digi...

    Text Solution

    |

  9. Two roots of the quadratic equation x^(2) -(3sqrt2-2i ) x- 6 sqrt2i=0 ...

    Text Solution

    |

  10. Number of 6-digit numbers that can be formed with the digits of the nu...

    Text Solution

    |

  11. The first term and common difference of an A.P. are a and d respective...

    Text Solution

    |

  12. 3rd term from the end in the expension of ((4x)/(5) -(5)/(2x))^(8) is-

    Text Solution

    |

  13. Which of the following is the acute angle between the two linez 7x -4y...

    Text Solution

    |

  14. If the axes are transferred to parallel axes through the point (1,-2),...

    Text Solution

    |

  15. The distance between the circumcentre and orthocentre of the triangle ...

    Text Solution

    |

  16. The coordinate of the vertices B and C of the triangle ABC are (5,2,8)...

    Text Solution

    |

  17. If P is a point such that the ratio of the squares of rthe lengths of ...

    Text Solution

    |

  18. If the circles x ^(2) +y^(2) +2gx +2fy =0 and x ^(2) +y^(2) +2g'x+ 2f'...

    Text Solution

    |

  19. The equation of the line bisecting perpendicularly the segmwent joinin...

    Text Solution

    |

  20. The ratio in which the line-segment joining the points (2,-3, -5) and(...

    Text Solution

    |