Determine wether y varies directly with x. If so, find the constant of variation k and write the equation.

Which matrix can be multiplied to the left of a vector matrix to get a new vector matrix ?

What kinds of numbers make up the set of numbers called the real numbers? give examples when you explain a number type. there are a limited set of types of numbers, but an unlimited number of examples of these numbers.

Can someone me i’m confused. will give brainliest and a whole bunch of points