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Subject:  Graphing

Where does y = x² meet y = 2x + 3?

Plot two functions and find their intersection points.

Answer 2 intersections

Solution

  1. Function f f(x) = x^2
  2. Function g g(x) = 2*x + 3
  3. Range x ∈ [-3, 5]
  4. Intersections (-1, 1), (3, 9)

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