Determine the type of quadrilateral shown below

Describe the possible echelon forms of the standard matrix for a linear transformation t where t: set of real numbers is onto.

Apublic library wants to place 4 magazines and 9 books on each display shelf. the expressions 4s +9s represents the total number of items that will be displayed on s shelves. simplify this expression

Using two or more complete sentences, describe how you can find a vector parallel to b=-2,3