What is the constant of variation, k, of the direct variation, y = kx, through (5, 8)? k = – k equals negative startfraction 8 over 5 endfraction. k = – k equals negative startfraction 5 over 8 endfraction. k = k equals startfraction 5 over 8 endfraction. k = k equals startfraction 8 over 5 endfraction.

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%

Mr. brettler is hanging up a 5-foot tall rectangular welcome sign in the gym. he has drawn a sketch on a coordinate grid. he has the lower vertices of the sign at (9, –3) and (–6, –3). where would the upper vertices be on the grid?

Write an equation for the function that includes the points (2,100)and (3,100)