Home
Class 11
MATHS
Which of the following are true: \ (2xx3...

Which of the following are true: `\ (2xx3)! =2!xx3!`

Text Solution

AI Generated Solution

Promotional Banner

Topper's Solved these Questions

  • PARABOLA

    RD SHARMA ENGLISH|Exercise All Questions|86 Videos

  • PROBABILITY

    RD SHARMA ENGLISH|Exercise All Questions|290 Videos

Similar Questions

Explore conceptually related problems

Which of the following are true: (2+3)!=2!+3!

Let A be a 3xx3 matrix satisfying A^3=0 , then which of the following statement(s) are true (a) |A^2+A+I|!=0 (b) |A^2-A+O|=0 (c) |A^2+A+I|=0 (d) |A^2-A+I|!=0

D is a 3xx3 diagonal matrix. Which of the following statements are not true?

The imaginary number "I" is such that i^(2)=-1 . Which of the following statements is true about the complex number equivalent to (4-i)xx(1+2i)+(1-i)xx(2-3i) ?

Evaluate each of the following products: (-1)xx(-2)xx(-3)xx(-4)xx(-5) (-3) \ xx(-6)xx(-9)xx(-12)

If D_(1) and D_(2) are two 3xx3 diagonal matrices, then which of the following is/are true ?

Express each of the following in exponential form: 2xx2xx2xxaxxa (ii) axxaxxaxxaxxbxxbxxcxxcxxcxxcxxc (iii) axxaxxaxx((-2)/3)xx((-2)/3)\

Observe the following pattern (1xx2)+(2xx3)=(2xx3xx4)/3, (1xx2)+(2xx3)+(3xx4)=(3xx4xx5)/3, (1xx2)+(2xx3)+(3xx4)+(4xx5)=(4xx5xx6)/3 and find the value of \ (1xx2)+(2xx3)+(3xx4)+(4xx5)+(5xx6)

Evaluate each of the following: (i)\ (2/(11))^4\ xx\ \ ((11)/3)^2\ xx\ \ (3/2)^3 (ii)\ (1/2)^5\ xx\ ((-2)/3)^4xx\ (3/5)^(-1)

Simplify and express each of the following as a rationla number . ((1)/(2))^(3) xx (( 3)/(2))^(2) xx 2^(3)

RD SHARMA ENGLISH-PERMUTATIONS-All Questions
  1. Convert the following products into factorial: 1. 3. 5. 7. 9 (2n-1)

    Text Solution

    |

  2. Which of the following are true: (2+3)!=2!+3!

    Text Solution

    |

  3. Which of the following are true: \ (2xx3)! =2!xx3!

    Text Solution

    |

  4. Prove that: n !(n+2)=n !+(n+1)!

    Text Solution

    |

  5. if(n+2)! =60[(n-1)]!,find n

    Text Solution

    |

  6. If (n+1)! =90[(n-1)!], fin d n

    Text Solution

    |

  7. If (n+3)! =56[(n+1)! ] find n

    Text Solution

    |

  8. Prove that ((2n+1)!)/(n !)=2^n{1. 3. 5 .........(2n-1)(2n+1)}

    Text Solution

    |

  9. There are 3 candidates for a classical, 5 for a Mathematical,, and 4 ...

    Text Solution

    |

  10. The flag of a newly formed forum is in the form of three blocks, each ...

    Text Solution

    |

  11. Find the number of 4 letter words, with or without meaning which can b...

    Text Solution

    |

  12. Given 4 flags of different colours, how many different signals can be ...

    Text Solution

    |

  13. Find the number of different signals that can be generated by arrangin...

    Text Solution

    |

  14. How many words (with or without meaning) of three distinct letters of ...

    Text Solution

    |

  15. Find the total number of ways of answering 5 objective type questions,...

    Text Solution

    |

  16. How many three digit numbers can be formed without using the digits ...

    Text Solution

    |

  17. How many numbers are there between 100 and 1000 consists such that ...

    Text Solution

    |

  18. How many numbers are there between 100 and 1000 such that 7 is the ...

    Text Solution

    |

  19. How any three digit odd numbers can be formed by using the digits 1...

    Text Solution

    |

  20. How many 3-digit even number can be formed form the digits 1,2,3,4,5,6...

    Text Solution

    |