I need help solving these 3 problems please Instruction: Find the slope of the line that passes through the pair of points.

1. (9,-3) and (9,-8)

2. (-8,5) and (3,-6)

3. (7,-1) and (15,9)

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%

Which is the graph of this function 3 square root of x plus one if

(c) a vine called the mile-a-minute weed is known for growing at a very fast rate. it can grow up to 0.5 ft per day. how fast in inches per hour can the mile-a-minute weed grow up to? show your work using the correct conversion factors.