Stitz-Zeager_College_Algebra_e-book

This guide rectangle which is very similar to the one

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Unformatted text preview: e center and the radius or explain why the equation does not represent a circle. (a) x2 − 4x + y 2 + 10y = −25 (b) −2x2 − 36x − 2y 2 − 112 = 0 (c) x2 + y 2 + 8x − 10y − 1 = 0 (d) x2 + y 2 + 5x − y − 1 = 0 (e) 4x2 + 4y 2 − 24y + 36 = 0 (f) x2 + x + y 2 − 6 y = 1 5 3. Find the standard equation of the circle which satisfies the following criteria: (a) center (3, 5), passes through (−1, −2) (c) endpoints of a diameter: (3, 6) and (−1, 4) (b) center (3, 6), passes through (−1, 4) (d) endpoints of a diameter: 4. Verify the following points lie on the Unit Circle: (±1, 0), (0, ±1), √ and ± 1 2, 4 √ √ ± 22 , ± 22 , , 3 2 , −1 √ ± 1 , ± 23 2 3 1 2 , ±2 5. The Giant Wheel at Cedar Point is a circle with diameter 128 feet which sits on an 8 foot tall platform making its overall height is 136 feet.2 Find an equation for the wheel assuming that its center lies on the y -axis. 6. Find an equation for the function represented graphically by the top half of the Unit Circle. Explain how the transformations is Section 1.8 can be used to produce a function whose graph is either the top or bottom of a...
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This note was uploaded on 05/03/2013 for the course MATH Algebra taught by Professor Wong during the Fall '13 term at Chicago Academy High School.

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