Which of the following is the equation of the line that contains (-4,6) and is perpendicular to the line y = 3x - 5? Oy- 6 = -1 (3-4)
Oy-6= 3(+4)
Oy- 6= - (x +4)
Oy- 6 = 3 (2 - 4)

Determine the mean and variance of the random variable with the following probability mass function. f(x)=( 729divided by 91) (1 divided by 9) superscript x baseline comma x equals 1,2,3 round your answers to three decimal places (e. g. 98.765).

How many solutions does the nonlinear system of equations graphed bellow have?

Find the slope of the line passing through a pair of points