What is the range of f(x)=3^x?
A. All Positive real Numbers.
B. All real numbers greater than or equal to 3.
C. All real numbers greater than 3.
D. All real numbers.

The lines shown below are parallel. if the green line has a slope of -1, what is the slope of the red line?

Marla bought a book for $12.95, a binder for $3.49, and a backpack for $44.99. the sales tax rate is 6%. find the amount of tax and the total she paid for these items

For the quadratic function [tex]y=(x+4)^2-1[/tex] , do the following: a) rewrite the function in the standard form, b) rewrite the function in intercept form, c) find the vertex, d) find the y-intercept, e) find the x-intercepts.