1. Quadratic Graphs – Plotting – Demonstration
This resource provides animated demonstrations of the mathematical method.
Check animations and delete slides not needed for your class.

2. Plotting Quadratic Graphs①
𝑦 =𝑥2+3
Plot the graph of: 𝑦 =𝑥2+3 𝑥 −3 −2 −1 1 2 3 𝑥2 9 4 +3 𝑦 12 7
(−3, 12)
Split the equation into separate terms in the table.
Complete each row.
Total the columns
Use the 𝑥 value with the 𝑦 value as coordinates.

3. Plotting Quadratic Graphs②
𝑦 =𝑥2+𝑥
Plot the graph of: 𝑦 =𝑥2+𝑥 𝑥 −3 −2 −1 1 2 3 𝑥2 9 4 𝑦 6 12
Split the equation into separate terms in the table.
Complete each row.
Total the columns
Use the 𝑥 value with the 𝑦 value as coordinates.

4. Plotting Quadratic Graphs③
𝑦 =𝑥2+2𝑥+4
Plot the graph of: 𝑦 =𝑥2+2𝑥+4 𝑥 −3 −2 −1 1 2 3 𝑥2 9 4
+2𝑥 −6 −4 6 +4 𝑦 7 12 19
Split the equation into separate terms in the table.
Complete each row.
Total the columns
Use the 𝑥 value with the 𝑦 value as coordinates.

5. Plotting Quadratic Graphs
𝑦 =𝑥2−3𝑥+2 ④
Plot the graph of: 𝑦 =𝑥2−3𝑥+2 𝑥 −3 −2 −1 1 2 3 𝑥2 9 4
−3𝑥 6 −6 −9 +2 𝑦 20 12
Split the equation into separate terms in the table.
Complete each row.
Total the columns
Use the 𝑥 value with the 𝑦 value as coordinates.

8. tom@goteachmaths.co.uk Questions? Comments? Suggestions?
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