Lily swims 100-meter race she swims the first half in 27.8 seconds. she swims the second half and 30.12 seconds. about how long does it take a Lily to swim the whole race choose the best estimate? 70 seconds

42 seconds

58 seconds

158 seconds

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%

Complete the table for different values of x in the polynomial expression -7x2 + 32x + 240. then, determine the optimal price that the taco truck should sell its tacos for. assume whole dollar amounts for the tacos.

Find the domain of the following expression: 1/(√x)-2