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Math · 8th Grade
Three Forms of a Line
Same line, three ways of writing it — and what each is good for.
How to use it
Pick the form that matches what you were given, not the one you like best.
Free · print-ready PDF · US Letter and A4
- Grade
- 8th Grade
- Ages
- 13–14
- Subject
- Math
- Pages
- 1
The rest of the 8th Grade wall
49 more posters, all free to print — 11 of them here.
The Product RuleSame base, multiplying? Add the exponents.The Quotient RuleSame base, dividing? Subtract the exponents.The Power of a Power RuleA power raised to a power? Multiply the exponents.Zero and Negative ExponentsWhy anything to the power zero is one, and where a negative exponent really lives.Scientific NotationVery big and very small numbers, written so you can actually compare them.Square and Cube RootsThe numbers worth knowing by sight, and how to simplify the rest.SlopeRise over run, and the four kinds of slope a line can have.Slope-Intercept Formy = mx + b — the form you can graph without doing any working.Systems of EquationsTwo lines, three methods, and what it means when there is no answer.What Makes a FunctionOne input, one output — and the two tests that check it.Linear FunctionsSlope, intercepts, the three forms of a line, and what each one is good for.