Which expression equals 1? a. sin(x) + cos(x) b. sin^2(x) + cos^2(x) c. sin^2(x) - cos^2(x) d. sin(x) - cos(x)

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%

Asphere has a diameter of 10 in. what is the volume of the sphere?

Atriangle with all sides of equal length is a/an triangle. a. right b. scalene c. equilateral d. isosceles