Combinatorics | Number Theory

nP8+nP15+nP20+1=n (equation 1)

nP9+nP13+4=n (equation 2)

nP9+nP13+4=n (equation 2)

Combinatorics | Number Theory

Find the number of permutations of four letters from the word MATHEMATICIAN

Combinatorics | Number Theory

Find the sum of the series 1^2 + 2^2 + 3^2 + 4^2 +.... Up to 2n terms.

Combinatorics | Number Theory

Find the number of permutations of four letters from the word MATHEMATICS.

Combinatorics | Number Theory

The HCF of two numbers is 11, and their L.C.M is 368. If one number is 64, then the other number is

Combinatorics | Number Theory

The HCF of two numbers is 11, and their L.C.M is 368. If one number is 64, then the other number is ….

Combinatorics | Number Theory

nP8+nP13+nP20+1=nP9+nP15+4 where P means permutations, solve for n?

Combinatorics | Number Theory

Describe the value 7AED would be stored using UTF-8 encoding in binary.

Combinatorics | Number Theory

How many even numbers greater than 5000 are there using digits {1,3,4,5,67}

Combinatorics | Number Theory

Compute the sum of all the numbers represented by a 4-bit unsigned binary number.