The magnitude and direction of two vectors are shown in the diagram. What is the magnitude of their sum?
A) 5 squared
B) 8
C) 20
D) 6

Amanager recorded the number of bicycles sold by his company each quarter. his projected sales after t years is given by the expression below. which of the following statements best describes the expression? a. the initial sales of 575 bicycles increases at the rate of 4% over 4 quarters. b. the initial sales of 575 bicycles increases at the rate of 18% over 4 years. c. the initial sales of 575 bicycles increases at the rate of 4% over t quarters. d. the initial sales of 575 bicycles increases at the rate of 18% over t years.

How to simply and write the answer n a whole number

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