The algebraic form of the complex number whose modulus = 3 and its amplitude = π is ….
a . -3
b . - 3 i
c . 3 + 3 i
d . -3 - 3 i

The graph below shows the line of best fit for data collected on the number of cell phones and cell phone cases sold at a local electronics store on twelve different days. number of cell phone cases sold 50 * 0 5 10 15 20 25 30 35 40 45 number of cell phones sold which of the following is the equation for the line of best fit? a. y = 0.8x b. y = 0.2x c. y=0.5x d. y = 0.25x