3,000 Solved Problems in Calculus 26 - CHAPTER 4 Circles 4.1 Write the standard equation for a circle with center at(a b and radius r y the distance

3,000 Solved Problems in Calculus 26 - CHAPTER 4 Circles...

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CHAPTER 4 Circles 4.1 Write the standard equation for a circle with center at (a, b) and radius r. y the distance formula, a point (x, y) is on the circle if and only if both sides, we obtain the standard equation: (x a) 2 + (y b) 2 = r 2 . 4.2 Write the standard equation for the circle with center (3,5) and radius 4. 4.3 Write the standard equation for the circle with center (4, -2) and radius 7. 4.4Writethestandard equationfor thecircle with centerat theoriginandradiusr.4.5Findthestandard equationof thecircle with centerat (1, -2) andpassing throughthepoint(7,4).

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