Fw @_thaarealbrat (one underscore) @bratsplayhouse__ (two underscores) on ig

The perimeter of a movie screen is 54 meters. the screen is 18 meters wide. how tall is it?

[10 points, algebra 2-simplifying complex fractions]according to my answer key the restrictions are -1 and 4. but why not positive 1?

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