Draw u + 3v - 1/3w. ​

The system of equations graphed below has how many solutions?

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).

Graph y = -|x| + 2. click on the graph until the correct one appears.