this is due in 5 minthe following stem-and-leaf plot shows scores on a recent literature exam for both class a and b. find the mean score for both classes. which class has the higher mean score?me

Explain why the function is discontinuous at the given number a. (select all that apply.) f(x) = 1 x + 1 a = −1 f(−1) is undefined. lim x→−1+ f(x) and lim x→−1− f(x) exist, but are not equal. lim x→−1 f(x) does not exist. f(−1) and lim x→−1 f(x) exist, but are not equal. none of the above

Read the situations in the table below. then drag a graph and equation to represent each situation. indicate whether each of the relationships is proportional or non-proportional. edit : i got the right answer its attached

Find the number of real number solutions for the equation. x2 + 5x + 7 = 0 0 cannot be determined 1 2