M'N'O'P' has vertices at M'(-5, -4), N'(6, 4), O'(6, 7), and P'(3, 7). The center of dilation is the origin, MNOP has vertices at M(4.5, 6), N(9, 6), O(9, 10.5), and P'(4.5, 10.5). What is the algebraic representation of this dilation?

11. minitab software was used to find the lsrl for a study between x=age and y=days after arthroscopic shoulder surgery until an athlete could return to their sport. use the output to determine the prediction model and correlation between these two variables. predictor coef se coef t p constant -5.054 4.355 -1.16 0.279 age 0.2715 0.1427 1.9 0.094 r-sq = 31.16%

Prove sin2a + cos2a - 1 / sin2a + cos2a + 1 = 1 - tana / 1 + cota

Which expressions equal 9 when x=4 and y=1/3 a. x2+6y b. 2x + 3y c. y2-21x d. 5 (x/2) -3y e. 3x-9y