Advertisements
Advertisements
प्रश्न
Evaluate the following.
`(3! + 1!)/(2^2!)`
उत्तर
`(3! + 1!)/(2^2!)`
`(3! + 1!)/(4!)`
`(3xx2xx1 + 1)/(4xx3xx2xx1)`
`= (6 + 1)/24`
`= 7/24`
APPEARS IN
संबंधित प्रश्न
Evaluate 4! – 3!
Find x in each of the following:
In how many ways can three jobs I, II and III be assigned to three persons A, B and C if one person is assigned only one job and all are capable of doing each job?
Write the total number of possible outcomes in a throw of 3 dice in which at least one of the dice shows an even number.
The number of different signals which can be given from 6 flags of different colours taking one or more at a time, is
English alphabet has 11 symmetric letters that appear same when looked at in a mirror. These letters are A, H, I, M, O, T, U, V, W, X and Y. How many symmetric three letters passwords can be formed using these letters?
For all n > 0, nC1 + nC2 + nC3 + …… + nCn is equal to:
How many strings are there using the letters of the word INTERMEDIATE, if all the vowels are together
Find the sum of all 4-digit numbers that can be formed using digits 1, 2, 3, 4, and 5 repetitions not allowed?
Choose the correct alternative:
If `""^(("n" + 5))"P"_(("n" + 1)) = ((11("n" - 1))/2)^(("n" + 3))"P"_"n"`, then the value of n are
