What is the prime factorization of 40?
2 x 5
2 x 20
2x2x2x5
2x2x4x5

Is the following relation a function? x y 1 4 −1 −2 3 10 5 16 yes no

A. what does the point (4, 122) represent? b. what is the unit rate? c. what is the cost of buying 10 tickets?

(b) suppose that consolidated power decides to use a level of significance of α = .05, and suppose a random sample of 100 temperature readings is obtained. if the sample mean of the 100 temperature readings is x⎯⎯ = 60.990, test h0 versus ha and determine whether the power plant should be shut down and the cooling system repaired. perform the hypothesis test by using a critical value and a p-value. assume σ = 5. (round your z to 2 decimal places and p-value to 4 decimal places.)