Question: Answer each question. For what value(s) of b will the line x + 2y = b touch the circle x 2 + y 2 =

Answer each question.

For what value(s) of b will the line x + 2y = b touch the circle x2 + y2 = 9 in only one point?

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x2yb 1 x y 9 2 Solving equation 1 for x we have x b 2y Substitute b 2y for x in equation 2 ... View full answer

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