Solving Quadratic Equations and Applications
30 tutor-authored questions for this Ontario curriculum expectation, ordered easiest to hardest, every one with a full worked solution. Work through all 30 with your weekly-lesson access code.
Sample: the first question, solved
Solve x²−16=0 by factoring.
📘 Worked solution
✓x=4 or x=−4.
And one from the hard end
"A company's revenue is R=−2x²+80x−200, where x is units sold (hundreds). Find the units needed to break even (R=0), using the quadratic formula."
Solution shown after you try it in practice mode.
Work through all 30, easiest to hardest
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