A triangle has a vertex at point (x, y). The triangle is dilated by a scale factor of 1 3 from the origin. Which rules could be used to determine the location of the point on the image?

Simplify 4 square root of 2 end root plus 7 square root of 2 end root minus 3 square root of 2 . (1 point) 2 square root of 8 8 square root of 2 8 square root of 6 6 square root of 8

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).

What is the value of the expression 9+n/3-6 when n = 12? 1. 5. 7. 12.