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Algebra 1 PARCC question: rate of change

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In word problems, we compute the rate of change, the cost per pound, the number of cats we just have to buy, and lots of other quantities.

Algebra 1 PARCC question: multiply binomials

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You can use the FOIL method to multiply 2 binomials. It works for certain cases, but learning how to apply the distributive property is better.

Algebra 1 PARCC question: graph y=mx+b

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It's possible to estimate the solution to a system of linear equations by graphing them on a coordinate plane. Here's PBA #4.

Algebra 1 PARCC question: quadratic zeros

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It's possible to find the zeros of a quadratic function (a parabola) by factoring it, provided there are real zeros for the function.

Algebra 1 PARCC question: linear functions

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How do you spot a "linear function" when given a table of values, a graph, a word problem, or an equation?