Algebra II

7. a number written in the form a+bi where a and b are real numbers and b does not equal zero
10. the line that lies as close as possible to all of the data points
12. a fraction with fraction in the numerator and/or denominator
14. a line that divides a parabola into mirror images and passes through the vertex
17. two variables show this when y=ax or a=x/y
19. a function that contains a radical expression with the independent variable in the radiant
20. two variables show this when y=a/x or a=yx

1. b^e=a
2. a number written in the form a+bi where a and b are real numbers
3. A=P(1+r/n)^nt
4. a fixed line perpendicular to the axis of symmetry
5. an equation with a radical that has a variable in the radical
6. the behavior of the graph of a function as x approaches positive infinity or negative infinity
8. the differences of consecutive y-values in a data set when x-values are equally spaced
9. y=ab^x
11. solutions that are no solutions of the original equation
13. a line that a graph approaches more and more closely
15. has the form f(x)=p(q)/q(x) where p(q) and q(x) are polynomials
16. functions that undo each other
18. a fixed point in the interior of a parabola