Which expressions are equivalent to the one below? check all that apply log₂ 2 + log₂ 8

a. 4, b. log₂(2^4), c. log 10 d log₂ 16

Which of the following is most likely the next step in the series? a3z, b6y, c9x, d12w, е15v, f18u

The first-serve percentage of a tennis player in a match is normally distributed with a standard deviation of 4.3%. if a sample of 15 random matches of the player is taken, the mean first-serve percentage is found to be 26.4%. what is the margin of error of the sample mean? a. 0.086% b. 0.533% c. 1.11% d. 2.22%

Which of the following is the true for f(x) = 5cos