Rename 1/4 and 2/3 of a fraction with a common denominators

The parabola x = y² - 9 opens: a.)up b.)down c.) right d.)left

Find all solutions for 2y - 4x =2 y = 2x + 1 site: socratic.org

The domain of a function can be represented by which one of the following options? o a. a set of output values o b. a set of f(x) values o c. a set of input values o d. a set of both input and output values