Fonzi spent a total of 90 minutes completing his chores this week. Which of the following equations represents the number of minutes Fonzi spent washing the dishes?

What is the 9th term in the geometric sequence described by this explicit formula? an=-6. (2)(n-1) apex

Find the distance between the pair of points a(-1,8) and b(-8,4)

Suppose a laboratory has a 30 g sample of polonium-210. the half-life of polonium-210 is about 138 days how many half-lives of polonium-210 occur in 1104 days? how much polonium is in the sample 1104 days later? 9; 0.06 g 8; 0.12 g 8; 2,070 g