Find the equation of the parabola with its focus at (-5,0) and its directrix y=2

a.) y=-1/4(x+5)^2+1
b.) y=1/4(x+5)^2+1
c.) y=-1/4(x+1)^2+5
d.) y=-4(x+5)^2+1

Find the sum of the following series. round to the nearest hundredth if necessary.

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.

The equation line of cd is y=-2x-2. write an equation of a line parallels to line cd in slope-intercept form that contains point (4,5)