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4.5 Factored Form Worksheet #1 MPM2D Jensen 1. Sketch the graphs of all three relations on the same set of axes. Label the x-‐intercepts, vertex, and axis of symmetry for each parabola. a) 𝑦 = (𝑥 + 3)(𝑥 − 1) b) 𝑦 = 2(𝑥 + 3)(𝑥 − 1) c) 𝑦 = −2(𝑥 + 3)(𝑥 − 1)
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2. Sketch the graphs of all three relations on the same set of axes. Label the x-‐intercepts, vertex, and axis of symmetry for each parabola. a) 𝑦 = (𝑥 − 4)(𝑥 − 8) b) 𝑦 = !
!(𝑥 − 4)(𝑥 − 8) c) 𝑦 = !
!(𝑥 − 4)(𝑥 − 8)
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3. Sketch each parabola. Label the x-‐intercepts and vertex. a) 𝑦 = (𝑥 − 6)(𝑥 − 2) b) 𝑦 = 2(𝑥 − 3)(𝑥 + 2)
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4. Sketch each parabola. Label the x-‐intercepts and vertex. a) 𝑦 = 3𝑥(𝑥 + 2) b) 𝑦 = (𝑥 + !
!)(𝑥 − !
!)
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Answers 4. a) b) 3. a) b)