Algebra 1 PARCC: points on a line

Is a given ordered pair on the graph of a function? Algebra 1 students should be able to figure it out, esp. those who will take the PARCC test this year.

Algebra 1 PARCC: find real zeros

The zeros of a polynomial are the <em>x</em> values when the polynomial equals 0. Do you know how to find the zeros?

Algebra 1 PARCC question: compare job offers

The point at which something more expensive to buy becomes less expensive because operating costs aren't as high can be modeled with a system of linear equations.

Algebra 1 PARCC question: proof of slope

A quick proof by induction and then minor examples allow you to test the hypothesis that the slope of a line is constant over the whole line.