How many integers n, between 1 and 100 inclusive, have the property that nn is a square number?

Question part points submissions used suppose that 100 lottery tickets are given out in sequence to the first 100 guests to arrive at a party. of these 100 tickets, only 12 are winning tickets. the generalized pigeonhole principle guarantees that there must be a streak of at least l losing tickets in a row. find l.

Asequence is defined recursively using the formula f(n + 1) =f(n) - 5. which sequence could be

How many ordered pairs of positive integers satisfy xy=32?