Please help: Find an equation of a line that is tangent to the graph of f and parallel to the given line.

In simplified exponential notation, the expression a^2•a^-3•a 1/a 0

Create and solve a linear equation that represents the model, where squares and triangles are shown evenly balanced on a balance beam. assume the weight of a square is 1 unit and the weight of a triangle is unknown.

Which is a graph of a proportional relationship?