The mean temperature for the first 4 days in January was 7°C. The mean temperature for the first 5 days in January was 5°C.
What was the temperature on the 5th day?

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.

Ined this is due tomorrow and i dont know the answer can you find all the exponents

Which function has an inverse function? a. f(x)= |x+3|/5 b. f(x)= x^5-3 c. f(x)= x^4/7+27 d. f(x)= 1/x²