Please help
find all points on the curve…

Use sigma notation to represent the following series for 9 terms.

Assume that y varies inversely with x. if y=1.6 when x=0.5 find x when y=3.2

Asunflower was 20 1/2 inches tall. over the next 6 months, it grew to a height of 37 inches tall. what was the average yearly growth rate of the height of the sunflower? ? plz write a proportion to solve i will give you 100 points