Look at the sample work shown and determine the error, if any. The multiplication property of equality was not performed correctly.

The addition property of equality was not used correctly.

There are no mistakes.

Find an equation (in term of x) of line through the points (-1,3) and (1,4)

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

Find the zero function by factoring (try to show work) h(x)=-x^2-6x-9