for each function h given below, decompose h into the composition of two functions f and g so that h=fog

What is the standard deviation of the following data set rounded to the nearest tenth? 3, 17, 18, 15, 12, 21, 9

Atriangle with all sides of equal length is a/an triangle. a. right b. scalene c. equilateral d. isosceles

How many different three-digit numbers can be formed using the digits 1 comma 2 comma 9 comma 6 comma 4 comma 3 comma and 8 without repetition? for example, 664 is not allowed.