State the slope of the line. a: undefined b: 0 c: –4 d: 1

This is a vertical line.  The x value does not change

m = (y2-y1)/(x2-x2)

the denominator is 0

which gives us undefined

Choice A

it would rotate about 180 degrees.

this is the formula: v = the value of investment at the end of the time period

p = the principal amount (the initial amount invested)

r = the annual interest rate

n = the annual frequency of compounding (how many times a year interest is added)

t = the number of years the money is invested

^ means raise to the power of