For the set P = {p | p is a letter in "PREPOSTEROUS"} there could be (Blank) subsets and (Blank) proper subsets.

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

Consider circle o, where and . m∠bpd °. °.

The stem-and-leaf plot shows the heights in centimeters of teddy bear sunflowers grown in two different types of soil. soil a soil b 5 9 5 2 1 1 6 3 9 5 1 0 7 0 2 3 6 7 8 2 1 8 3 0 9 key: 9|6 means 69 key: 5|8 means 58 calculate the mean of each data set. calculate the mean absolute deviation (mad) of each data set. which set is more variable? how do you know?