Home
Class 12
MATHS
How many terms are there in the expansio...

How many terms are there in the expansion of `((a^2)/(b^2) + (b^2)/(a^2) + 2)^21`
where a `a != 0,b != 0? `

A

`21`

B

`22`

C

`42`

D

`43`

Text Solution

AI Generated Solution

Promotional Banner

Topper's Solved these Questions

  • QUESTION PAPER 2021

    NDA PREVIOUS YEARS|Exercise MULTIPLE CHOICE QUESTIONS|120 Videos

  • SEQUENCE AND SERIES

    NDA PREVIOUS YEARS|Exercise MATH|148 Videos

Similar Questions

Explore conceptually related problems

How many terms are there in the expansion of (1+2x+x^(2))^(10) ?

The largest term in the expansion of ((b)/(2) + (b)/(2))^(100) is

Find the 9th term in the expansion of (a/b-b/(2a)^(2))^(12) .

Find the middle term in the expansion of: (2ax-(b)/(x^(2)))^(12)

The mean deviation of (a+b)/(2) "and" (a-b)/(2) (where a and b gt 0) is ______.

The term containing a^(3)b^(4) in the expansion of (a-2b)^(7) is

The number of terms in expansion of {(a+4b)^(3)(a-4b)^(3)}^(2) is

a>0,b<0 If the first two terms in the expansion of (1)/((1-x)^(2))+(1)/((a+bx)^(2)) are 2,3x then (a,b)=

NDA PREVIOUS YEARS-QUESTION PAPER 2021(I)-MULTIPLE CHOICE QUESTION
  1. How many 4-letter words (with or without meaning) containing two vowe...

    Text Solution

    |

  2. Suppose 20 distinct points are placed randomly on a circle. Which of t...

    Text Solution

    |

  3. How many terms are there in the expansion of ((a^2)/(b^2) + (b^2)/(a^2...

    Text Solution

    |

  4. For what values of k is the system of equations 2k^2x + 3y - 1 = 0, ...

    Text Solution

    |

  5. The inverse of a matrix A is given by [(-2,1),(3/2, -1/2)] What is A e...

    Text Solution

    |

  6. What is the period of the function f(x) = ln (2 + sin^2 x)?

    Text Solution

    |

  7. If sin(A + B) = 1 and 2 sin (A - B) = 1, where 0 lt A, B lt pi/2 then ...

    Text Solution

    |

  8. Consider a regular polygon with 10 sides, What is the number of triang...

    Text Solution

    |

  9. Consider all the real roots of the equation x^4 - 10x^2 + 9 = 0. What ...

    Text Solution

    |

  10. Consider the expansion of (1+x)^n. Let p, q, r and s be the coefficien...

    Text Solution

    |

  11. Let sin^(-1) x + sin^(-1) y + sin^(-1) z = (3pi)/2 for 0 le x, y, z le...

    Text Solution

    |

  12. Let sin x + sin y = cos x + cos y for all x, y in R. What is tan(x/2 +...

    Text Solution

    |

  13. Let A = [(0,2),(-2,0)] and (mI + nA)^2 = A where m, n are positive rea...

    Text Solution

    |

  14. Whet is the value of the following? cot[sin^(-1)(3/5) + cot^(-1)(3/2)]

    Text Solution

    |

  15. Let 4sin^(2)x - 3, where 0 le x le pi. What is tan 3x is equal to?

    Text Solution

    |

  16. Let p,q and 3 be respectively the first, third and fifth terms of an A...

    Text Solution

    |

  17. Consider the following statements for the equation x^(3)-8 =0 1. The...

    Text Solution

    |

  18. Let the equation secx .cosec x = p have a solution, where p is a posit...

    Text Solution

    |

  19. For what value of theta, where 0 lt theta lt pi/2 does sintheta + sint...

    Text Solution

    |

  20. Consider three sets X, y and Z having 6,5 and 4 elements respectively....

    Text Solution

    |