maths Maths Puzzle

The sum of three numbers is 6, the sum of their squares is 8, and the sum of their cubes is 5. What is the sum of their fourth powers?

Read Solution (Total 0)

maths Other Question

Does there exist a (base 10) 67-digit multiple of 267, written exclusively with the digits 6 and 7? Find all integers n such that 2n − 1 is divisible by n.