College Algebra (Collegiate Math)
College Algebra (Collegiate Math)
2nd Edition
ISBN: 9780077836344
Author: Julie Miller, Donna Gerken
Publisher: McGraw-Hill Education
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Chapter 7.3, Problem 46PE

For Exercises 45–52, an equation of a parabola is given.

a. Write the equation of the parabola in standard form.

b. Identify the vertex, focus, and focal diameter, (See Example 5)

x 2 − 4 x − 8 y − 20 = 0

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Chapter 7.3, Problem 45PE
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Chapter 7 Solutions

College Algebra (Collegiate Math)

Ch. 7.1 - Skill Practice 1. Graph the ellipse, and identify...Ch. 7.1 - Prob. 2SPCh. 7.1 - Prob. 3SPCh. 7.1 - Prob. 4SPCh. 7.1 - Prob. 5SPCh. 7.1 - Prob. 6SPCh. 7.1 - Prob. 7SPCh. 7.1 - 1. The circle, the ellipse, the hyperbola, and the...Ch. 7.1 - Prob. 2PECh. 7.1 - Prob. 3PE
Ch. 7.1 - Prob. 4PECh. 7.1 - Prob. 5PECh. 7.1 - Given x2a2+y2b2=1,whereab0, the ordered pairs...Ch. 7.1 - Prob. 7PECh. 7.1 - Prob. 8PECh. 7.1 - Prob. 9PECh. 7.1 - Prob. 10PECh. 7.1 - For Exercises 1112, from the equation of the...Ch. 7.1 - Prob. 12PECh. 7.1 - For Exercises 1322, a. Identify the center of the...Ch. 7.1 - Prob. 14PECh. 7.1 - For Exercises 13–22, a. Identify the center of...Ch. 7.1 - Prob. 16PECh. 7.1 - For Exercises 1322, a. Identify the center of the...Ch. 7.1 - For Exercises 1322, a. Identify the center of the...Ch. 7.1 - For Exercises 1322, a. Identify the center of the...Ch. 7.1 - For Exercises 13–22, a. Identify the center of...Ch. 7.1 - For Exercises 1322, a. Identify the center of the...Ch. 7.1 - For Exercises 13–22, a. Identify the center of...Ch. 7.1 - For Exercises 2332, a. Identify the center of the...Ch. 7.1 - Prob. 24PECh. 7.1 - For Exercises 2332, a. Identify the center of the...Ch. 7.1 - Prob. 26PECh. 7.1 - For Exercises 2332, a. Identify the center of the...Ch. 7.1 - Prob. 28PECh. 7.1 - For Exercises 2332, a. Identify the center of the...Ch. 7.1 - Prob. 30PECh. 7.1 - For Exercises 23–32, a. Identify the center of...Ch. 7.1 - Prob. 32PECh. 7.1 - For Exercises 33–42, a. Write the equation of the...Ch. 7.1 - For Exercises 33–42, a. Write the equation of the...Ch. 7.1 - For Exercises 3342, a. Write the equation of the...Ch. 7.1 - Prob. 36PECh. 7.1 - For Exercises 33–42, a. Write the equation of the...Ch. 7.1 - Prob. 38PECh. 7.1 - For Exercises 3342, a. Write the equation of the...Ch. 7.1 - Prob. 40PECh. 7.1 - For Exercises 3342, a. Write the equation of the...Ch. 7.1 - Prob. 42PECh. 7.1 - For Exercises 43–56, write the standard form of an...Ch. 7.1 - For Exercises 43–56, write the standard form of an...Ch. 7.1 - For Exercises 4356, write the standard form of an...Ch. 7.1 - Prob. 46PECh. 7.1 - For Exercises 4356, write the standard form of an...Ch. 7.1 - For Exercises 4356, write the standard form of an...Ch. 7.1 - For Exercises 4356, write the standard form of an...Ch. 7.1 - Prob. 50PECh. 7.1 - For Exercises 4356, write the standard form of an...Ch. 7.1 - Prob. 52PECh. 7.1 - For Exercises 43–56, write the standard form of an...Ch. 7.1 - For Exercises 4356, write the standard form of an...Ch. 7.1 - For Exercises 4356, write the standard form of an...Ch. 7.1 - Prob. 56PECh. 7.1 - Prob. 57PECh. 7.1 - 58. The reflective property of an ellipse is the...Ch. 7.1 - 59. A homeowner wants to make an elliptical rug...Ch. 7.1 - Coordinate axes are superimposed on a photo of an...Ch. 7.1 - Prob. 61PECh. 7.1 - A window above a door is to be made in the shape...Ch. 7.1 - Prob. 63PECh. 7.1 - Prob. 64PECh. 7.1 - Prob. 65PECh. 7.1 - Prob. 66PECh. 7.1 - Prob. 67PECh. 7.1 - Prob. 68PECh. 7.1 - Prob. 69PECh. 7.1 - Prob. 70PECh. 7.1 - Prob. 71PECh. 7.1 - Prob. 72PECh. 7.1 - Prob. 73PECh. 7.1 - 74. Halley’s Comet and the comet Hale-Bopp both...Ch. 7.1 - Prob. 75PECh. 7.1 - The planet Saturn orbits the Sun in an elliptical...Ch. 7.1 - Prob. 77PECh. 7.1 - 78. The Ellipse, also called President’s Park...Ch. 7.1 - For Exercises 7982, write the standard form of an...Ch. 7.1 - Prob. 80PECh. 7.1 - Prob. 81PECh. 7.1 - Prob. 82PECh. 7.1 - A circular vent pipe is placed on a plat roof. a....Ch. 7.1 - A cylindrical glass of water with diameter 3.5 in....Ch. 7.1 - Prob. 85PECh. 7.1 - Prob. 86PECh. 7.1 - Prob. 87PECh. 7.1 - Prob. 88PECh. 7.1 - Prob. 89PECh. 7.1 - Prob. 90PECh. 7.1 - Prob. 91PECh. 7.1 - Prob. 92PECh. 7.1 - Prob. 93PECh. 7.1 - Prob. 94PECh. 7.1 - 95. An elliptical pool table is in the shape of an...Ch. 7.1 - Prob. 96PECh. 7.1 - Prob. 97PECh. 7.1 - Prob. 98PECh. 7.1 - Prob. 99PECh. 7.1 - 100. Find the pints on the ellipse that are twice...Ch. 7.1 - Prob. 101PECh. 7.1 - Prob. 102PECh. 7.1 - Prob. 103PECh. 7.1 - Prob. 104PECh. 7.1 - Prob. 105PECh. 7.2 - Skill Practice Repeat Example 1 with the equation:...Ch. 7.2 - Prob. 2SPCh. 7.2 - Prob. 3SPCh. 7.2 - Prob. 4SPCh. 7.2 - Prob. 5SPCh. 7.2 - Prob. 6SPCh. 7.2 - Prob. 7SPCh. 7.2 - Prob. 1PECh. 7.2 - Prob. 2PECh. 7.2 - Prob. 3PECh. 7.2 - Prob. 4PECh. 7.2 - Prob. 5PECh. 7.2 - Prob. 6PECh. 7.2 - Prob. 7PECh. 7.2 - For Exercises 7–8, a. Use the distance formula to...Ch. 7.2 - For Exercises 9–12, determine whether the...Ch. 7.2 - Prob. 10PECh. 7.2 - For Exercises 912, determine whether the...Ch. 7.2 - Prob. 12PECh. 7.2 - For Exercises 13–22, a. Identify the center....Ch. 7.2 - Prob. 14PECh. 7.2 - For Exercises 13–22, a. Identify the center....Ch. 7.2 - Prob. 16PECh. 7.2 - For Exercises 1322, a. Identify the center. b....Ch. 7.2 - Prob. 18PECh. 7.2 - For Exercises 13–22, a. Identify the center....Ch. 7.2 - Prob. 20PECh. 7.2 - For Exercises 13–22, a. Identify the center....Ch. 7.2 - Prob. 22PECh. 7.2 - For Exercises 2332, a. Identify the center. b....Ch. 7.2 - Prob. 24PECh. 7.2 - For Exercises 2332, a. Identify the center. b....Ch. 7.2 - Prob. 26PECh. 7.2 - For Exercises 23–32, a. Identify the center....Ch. 7.2 - Prob. 28PECh. 7.2 - For Exercises 2332, a. Identify the center. b....Ch. 7.2 - Prob. 30PECh. 7.2 - For Exercises 23–32, a. Identify the center....Ch. 7.2 - Prob. 32PECh. 7.2 - For Exercises 3340, a. Write the equation of the...Ch. 7.2 - Prob. 34PECh. 7.2 - For Exercises 3340, a. Write the equation of the...Ch. 7.2 - For Exercises 33–40, a. Write the equation of...Ch. 7.2 - For Exercises 33–40, a. Write the equation of...Ch. 7.2 - Prob. 38PECh. 7.2 - For Exercises 33–40, a. Write the equation of...Ch. 7.2 - Prob. 40PECh. 7.2 - For Exercises 41–50, write the standard form of...Ch. 7.2 - Prob. 42PECh. 7.2 - For Exercises 4150, write the standard form of the...Ch. 7.2 - Prob. 44PECh. 7.2 - For Exercises 4150, write the standard form of the...Ch. 7.2 - Prob. 46PECh. 7.2 - For Exercises 41–50, write the standard form of...Ch. 7.2 - For Exercises 4150, write the standard form of the...Ch. 7.2 - For Exercises 41–50, write the standard form of...Ch. 7.2 - For Exercises 41–50, write the standard form of...Ch. 7.2 - Prob. 51PECh. 7.2 - Prob. 52PECh. 7.2 - Prob. 53PECh. 7.2 - Prob. 54PECh. 7.2 - Prob. 55PECh. 7.2 - Determine the eccentricity of a hyperbola with a...Ch. 7.2 - Prob. 57PECh. 7.2 - Prob. 58PECh. 7.2 - Two radio transmitters are 1000 mi apart at points...Ch. 7.2 - Prob. 60PECh. 7.2 - 61. In some designs of eyeglasses, the surface is...Ch. 7.2 - Prob. 62PECh. 7.2 - Prob. 63PECh. 7.2 - Prob. 64PECh. 7.2 - 65. 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The James Webb Space Telescope (JWST) is a now...Ch. 7.3 - Prob. 73PECh. 7.3 - Prob. 74PECh. 7.3 - Prob. 75PECh. 7.3 - Prob. 76PECh. 7.3 - Prob. 77PECh. 7.3 - Prob. 78PECh. 7.3 - Prob. 79PECh. 7.3 - Prob. 80PECh. 7.3 - Prob. 81PECh. 7.3 - Prob. 82PECh. 7.3 - Prob. 83PECh. 7.3 - Prob. 84PECh. 7.3 - Prob. 85PECh. 7.3 - Prob. 86PECh. 7.3 - Prob. 1PRECh. 7.3 - Prob. 2PRECh. 7.3 - Prob. 3PRECh. 7.3 - Prob. 4PRECh. 7.3 - Prob. 5PRECh. 7.3 - Prob. 6PRECh. 7.3 - Prob. 7PRECh. 7.3 - Prob. 8PRECh. 7.3 - For Exercises 916, determine whether the equation...Ch. 7.3 - Prob. 10PRECh. 7.3 - Prob. 11PRECh. 7.3 - Prob. 12PRECh. 7.3 - Prob. 13PRECh. 7.3 - Prob. 14PRECh. 7.3 - Prob. 15PRECh. 7.3 - Prob. 16PRECh. 7.3 - Prob. 17PRECh. 7.3 - Prob. 18PRECh. 7.3 - Prob. 19PRECh. 7.3 - For Exercises 17–22, an equation of a degenerate...Ch. 7.3 - Prob. 21PRECh. 7.3 - Prob. 22PRECh. 7.3 - Prob. 23PRECh. 7.3 - Prob. 24PRECh. 7.3 - Prob. 25PRECh. 7 - 1. 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