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Substitute to find all intersections - Online practice 1
Read the information, then answer the questions. An adult may read the instructions aloud. Show your working where asked.
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Find intersections of y=x^2 and y=(1)x+2. Substitute the line expression into the quadratic to obtain x^2-(1)x-2=0. Each solution x must be paired with its own y; the two equations must hold at each point.
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