If (5,– 1) is a point on the graph of a one-to-one function f, which of the following points is on the graph of f-1? Choose the correct answer below.

(1,-5)
(-5,1)
(-1,5)
(5,1)

Recall that the owner of a local health food store recently started a new ad campaign to attract more business and wants to know if average daily sales have increased. historically average daily sales were approximately $2,700. the upper bound of the 95% range of likely sample means for this one-sided test is approximately $2,843.44. if the owner took a random sample of forty-five days and found that daily average sales were now $2,984, what can she conclude at the 95% confidence level?

Linda loans her friend $250 with a 5% monthly intrest rate. how much was the whole loan?

Maria found the least common multiple of 6 and 15. her work is shown below. multiples of 6: 6, 12, 18, 24, 30, 36, 42, 48, 54, 60, . . multiples of 15: 15, 30, 45, 60, . . the least common multiple is 60. what is maria's error?