If n is a positive integer and n > 1, prove that (n over 2)+ (n...

one positive integer is 3 less than twice another.The sum of their squares is 482.Find the integers?

If n is a positive integer, find the limit as n approaches +∞ of 1/n(sin (π/n) + sin (2π)/n + ... +...

If b is a positive integer, which of the following equals 3b^4? A) Radical *81b^56 B) Radical 9b...

If x and y are positive integers, and are not both even which of the following must be even? Is i...

Let "n" be a positive integer. How many points (x,y) in the coordinate plane are there such that x...

Let "n" be a positive integer. How many points (x,y) in the coordinate plane are there such that x a...

x is a positive integer such that the sum of its digits times 5 equals itself. What is x?? For e...

For how many positive integer values of n is 3^n a factor of $15 factorial (15!)?

If x is a positive integer and l2x+6l > 10, what is the least possible value of x? NOTE: l2x+6l m...

For a certain positive integer $n$, the number $n^{6873}$ leaves a remainder of $3$ when divided by...

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