The model represents an equation.
What is the value of x in the model?

See attachment below and find the equivalent of tan(∠qsr)

In which direction does the left side of the graph of this function point? a(x) = 3x - x2 + 4x - 2

Aclassmate thinks that solving a system by graphing gives an exact answer when the lines appear to cross at a grid point, but only an approximate answer when they don't. explain why this isn't true.