Question: Begin with the equation of the unit circle, x2 + y2 = 1. a. Apply a horizontal stretch by a factor of 3 and a

Begin with the equation of the unit circle, x2 + y2 = 1.
a. Apply a horizontal stretch by a factor of 3 and a vertical stretch by a factor of 3, and write the equation that results.
b. Sketch the graph. Label the intercepts.

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