Which rule represents Ro 180°?
(x, y) → (y, x)
(x, y) + (-x,-Y)
(x, y) - (y, -x)
(x, y) - (y, x)

How do i do this activity, is appreciated

Steve wants to develop a way to find the total cost of any item including sales tax. the sales tax in his city is 6%. his friend jenna writes the expression x + 6x where x is the cost of the item. explain whether her expression is correct based on the situation.

{0,1,2,3,4,5,6,20,21,22,23,24,25} the distribution is considered to be: skewed the right, skewed the left, not skewed?