Which of the following is equivalent to the expression below?
Sqrt -300

Express the following as a function of a single angle. cos(60) cos(-20) - sin(60) sin(-20)

What is the percentile for data value 6 in the following data set? 4 13 8 6 4 4 13 6 4 13 2 13 15 5 9 4 12 8 6 13 40 25 35 62

Which expression is rational? 6. , square root two, square root 14, square root 49