Need help finding the slope line through each apartment of points

How many grams are in 8 kilograms? if 100 grams = 1 kilogram

If the discriminant if a quadratic equation is 4 which statement describes the roots?

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