5-6
neil tried to rewrite the expression
5-6
5-4
= 5–6=(-4) step 1
step 2
step 3
did neil make a mistake? if so, in which step?

Which of those sequences is a geometric sequence

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.

On a string instrument, the length of a string varies inversely as the frequency of its vibrations. an 11-inch string has a frequency of 400 cylces per second. find the frequency of a 10-icnch string.