 8.2.1: Find the LCM of each set of polynomials. 1. 12 y 2 , 6 x 2
 8.2.18: Find the LCM of each set of polynomials. 18. 10 s 2 , 35 s 2 t 2
 8.2.62: What is the sum of _ x  y 5 and _ x + y 4 ? A _ x + 9y 20 B _ 9x +...
 8.2.2: 16a b 3, 5 b 2a 2 , 20ac
 8.2.19: 36 x2 y, 20xyz
 8.2.63: What is the sum of _ x  y 5 and _ x + y 4 ? A _ x + 9y 20 B _ 9x +...
 8.2.3: x 2  2x, x 2  4
 8.2.20: 4w  12, 2w  6 2
 8.2.64: Simplify each expression. (Lesson 81) 64. 9 x 2 y _ 3 (5xyz)2 (3xy...
 8.2.4: x 3  4 x 2  5x, x 2 + 6x + 5
 8.2.21: x2  y 2 , x 3 + x 2 y
 8.2.65: 5 a _ 2  20 2a + 2 _4a 10a  20
 8.2.5: Simplify each expression. 5. _2 x 2 y  _x y
 8.2.22: Simplify each expression. 22. _6 ab + _8 a
 8.2.66: Graph y x + 1 .
 8.2.6: Simplify each expression.7a 15 b 2  _b 18ab
 8.2.23: 5 6v + _7 4v
 8.2.67: Find all of the zeros of each function. (Lesson 69) 67. g (x) = x ...
 8.2.7: Simplify each expression.5 3m  _2 7m  _1 2m
 8.2.24: 3x 4 y 2  _ y 6x
 8.2.68: h (x) = 3 x 3  5 x 2 + 13x  5
 8.2.8: Simplify each expression.3x 5  _1 2 x 2 + _3 4x
 8.2.25: 5 a 2 b  _7a 5 a 2
 8.2.69: Helene Jonson has a rectangular garden 25 feet by 50 feet. She want...
 8.2.9: Simplify each expression.6 d 2 + 4d + 4 + _5 d + 2
 8.2.26: 7 y  8  _6 8  y
 8.2.70: Three times a number added to four times a second number is 22. The...
 8.2.10: Simplify each expression.a a 2  a  20 + _2 a + 4
 8.2.27: _a a  4  _3 4  a
 8.2.71: Factor each polynomial. (Lesson 53) 71. x 2 + 3x + 2 7
 8.2.11: Simplify each expression.1 x 2  4 + _x x + 2
 8.2.28: m m 2  4 + _2 3m + 6
 8.2.72: x 2  6x + 5
 8.2.12: Simplify each expression.x x + 1 + _3 x 2  4x  5
 8.2.29: y y + 3  _ 6y y 2  9
 8.2.73: x 2 + 11x  12
 8.2.13: Simplify each expression.x + _x _3 x  _x 6
 8.2.30: 5 x 2  3x  28 + _7 2x  14
 8.2.74: x 2  16
 8.2.14: Simplify each expression.1  _1 _x x  _1 x
 8.2.31: d  4 d 2 + 2d  8  _d + 2 d 2  16
 8.2.75: 3 x 2  75
 8.2.15: Simplify each expression.2  _4 _x x  _4 x
 8.2.32: 1 b + 2 + _1 __b  5 2 b __ 2  b  3 b 2  3b  10
 8.2.76: x 3  3 x 2 + 4x  12
 8.2.16: Simplify each expression.x  _x _2 x + _x 8
 8.2.33: (x + y)(_1 x  _1 __y) (x  y)(_1 x + _1 y)
 8.2.17: An expression for the area of a rectangle is 4x + 16. Find the widt...
 8.2.34: An expression for the length of one rectangle is x _ 2  9 x  2 . ...
 8.2.35: Find the slope of a line that contains the points A (_1 p , _1 q ) ...
 8.2.36: Find the LCM of each set of polynomials. 36. 14 a 3 , 15b c 3 , 12 b 3
 8.2.37: 9p2q3, 6pq4,4p3
 8.2.38: 2 t 2 + t  3, 2 t 2 + 5t + 3 3
 8.2.39: n 2  7n + 12, n 2  2n  8
 8.2.40: Simplify each expression. 40. _5 r + 7
 8.2.41: 2x 3y + 5
 8.2.42: 3 4q  _2 5q  _1 2q
 8.2.43: 11 9  _7 2w  _6 5w
 8.2.44: h 2  9h + 20  __5 h 2  10h + 25
 8.2.45: x x 2 + 5x + 6  _2 x 2 + 4x + 4
 8.2.46: m 2 + n _2 m 2  n 2 + _m n  m + _n m + n
 8.2.47: y + 1 y  1 + _ y + 2 y  2 + _ y y 2  3y + 2
 8.2.48: Write (_2s 2s + 1  1) (1 + _2s 1  2s) in simplest form.
 8.2.49: What is the simplest form of (3 + _5 a + 2) (3  _10 a + 7) ?
 8.2.50: Find the perimeter of the quadrilateral. Express in simplest form.
 8.2.51: For Exercises 51 and 52, use the following information. In an elect...
 8.2.52: A circuit with two resistors connected in parallel has an effective...
 8.2.53: For Exercises 5355, use the following information. Jalisa is compet...
 8.2.54: Write an expression for the time spent at the slower pace.
 8.2.55: Write an expression for the time Jalisa needed to complete the race.
 8.2.56: For a bar magnet, the magnetic field strength H at a point P along ...
 8.2.57: Write two polynomials that have a LCM of d 3  d.
 8.2.58: Lorena and YongChan are simplifying _x a  _x b . Who is correct? ...
 8.2.59: Find two rational expressions whose sum is __2x  1 (x + 1)(x  2) .
 8.2.60: In the expression _1 a + _1 b + _1 c , a, b, and c are nonzero real...
 8.2.61: Use the information on page 450 to explain how subtraction of ratio...
Solutions for Chapter 8.2: Adding and Subtracting Rational Expressions
Full solutions for College Physics, Volume 1  10th Edition
ISBN: 9781285737034
Solutions for Chapter 8.2: Adding and Subtracting Rational Expressions
Get Full SolutionsChapter 8.2: Adding and Subtracting Rational Expressions includes 76 full stepbystep solutions. Since 76 problems in chapter 8.2: Adding and Subtracting Rational Expressions have been answered, more than 40731 students have viewed full stepbystep solutions from this chapter. This textbook survival guide was created for the textbook: College Physics, Volume 1 , edition: 10. College Physics, Volume 1 was written by and is associated to the ISBN: 9781285737034. This expansive textbook survival guide covers the following chapters and their solutions.

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parallel

any symbol
average (indicated by a bar over a symbol—e.g., v¯ is average velocity)

°C
Celsius degree

°F
Fahrenheit degree