The table shows a proportional relationship. x y 0 0 2 9 4 18 6 27 complete the equation that represents the table. enter your answer as a decimal in the box. y=__x

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

When using the linear combination metho e linear combination method to solve a system of linear equations, the four options are:

In a singing competition, there are 150 participants. at the end of each round, 40% of the participants are eliminated. how many participants are left after n rounds?