The parametric equations for the paths of two projectiles are given. at what rate is the distance between the two objects changing at the given value of t? (round your answer to two decimal places.) x1 = 8 cos(2t), y1 = 6 sin(2t) first object x2 = 6 cos(t), y2 = 4 sin(t) second object t = π/2

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%

Solving algebraic equations 2m+3=11

Fill in the blank 1. a rhombus is a rectangle a) always b) sometimes c) never 2. a square is a quadrilateral a) always b) sometimes c) never 3. a trapezoid is a kite a) always b) sometimes c) never 4. a quadrilateral is a kite a) always b) sometimes c) never 5. a square is a rhombus a) always b) sometimes c) never 6. a parallelogram is a rectangle a) always b) sometimes c) never