Drawing Quadratic Graphs

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Drawing Quadratic Graphs goteachmaths.co.uk Drawing Quadratic Graphs

Drawing Quadratic Graphs 25 February 2019 Drawing Quadratic Graphs

y = 3x + 1

Parabola

Draw the graph of 𝑦 = 𝑥2 𝑦 = 𝑥2 𝑥 -3 -2 -1 1 2 3 𝑥2 9 4 𝑦

Draw the graph of 𝑦 = 𝑥2 −3 𝑦 = 𝑥2 −3 𝑥 -3 -2 -1 1 2 3 𝑥2 9 4 𝑦 6

Draw the graph of 𝑦 = 𝑥2+2x −5 -3 -2 -1 1 2 3 𝑥2 9 4 2𝑥 -6 -4 6 -5 𝑦 10

Draw the graph of 𝑦 = 𝑥2−2x+4 -3 -2 -1 1 2 3 𝑥2 9 4 −2𝑥 6 -4 -6 +4 𝑦 19 12 7

𝑦 = −𝑥2+2x+5 𝑥 -3 -2 -1 1 2 3 −𝑥2 -9 -4 2𝑥 -6 4 6 +5 𝑦 -10 5 Draw the graph of 𝑦 = −𝑥2+2x+5 𝑦 = −𝑥2+2x+5 𝑥 -3 -2 -1 1 2 3 −𝑥2 -9 -4 2𝑥 -6 4 6 +5 𝑦 -10 5

Draw the graph of 𝑦 = 𝑥2+3x−2 -3 -2 -1 1 2 3 𝑥2 -5 𝑦 Draw the graph of 𝑦 = 𝑥2−5 𝑥 -3 -2 -1 1 2 3 𝑥2 3𝑥 𝑦 Draw the graph of 𝑦 = 𝑥2+3x−2

Draw the graph of 𝑦 = 𝑥2+3x−2 -3 -2 -1 1 2 3 𝑥2 9 4 -5 𝑦 -4 Draw the graph of 𝑦 = 𝑥2−5 𝑥 -3 -2 -1 1 2 3 𝑥2 9 4 3𝑥 -9 -6 6 𝑦 -4 8 16 Draw the graph of 𝑦 = 𝑥2+3x−2

10 8 6 4 2 -3 -2 -1 1 2 3 -2 -4 -6 -8 -10