John does 5 pushups on the first day of a 30-day month, and then increases the number of pushups by 2 pushups a day. how many pushups has he done by the end of the month

What is the domain and range of each function 1. x (3, 5, 7, 8, 11) y ( 6, 7, 7, 9, 14) 2. x (-3, -1, 2, 5, 7) y (9, 5, 4, -5, -7)

25 ! the line of best fit is h = 5a + 86. predict the height at age 16. show your work.

Scores on the cognitive scale of the bayley-scales of infant and toddler development range from 1 to 19, with a standard deviation of 3. calculate the margin of error in estimating the true mean cognitive scale score, with 99% confidence, if there are 12 infants and toddlers in a sample.