Linear approximation L for the function at the point a

Enter the number of complex zeros for the polynomial function f(x) = x 4+ 5x² +6

The probability that a student graduating from suburban state university has student loans to pay off after graduation is .60. if two students are randomly selected from this university, what is the probability that neither of them has student loans to pay off after graduation?

Suppose y varies directly with x. write a direct variation equation that relates x and y. then find the value of y when x=12 y=7 when x=3