Algebra and Trigonometry, 5th Edition

• Latitude, 514

• Law of cosines, 569, 620

• Law of sines, 558, 619

• Leading coefficient, 226, 295

• Leading 1, 661

• Leading term, 226, 295

• Leading-term test, 229, 296

• Least common denominator (LCD), 880

• Legs of a right triangle, 885

• Length of a vector, 607, 625, 628

• Less than $(<)$, 866

• Less than or equal to $(\le )$, 866

• Libby, Willard E., 375

• Library of functions, 134. See also inside back cover.

• Like terms, 870

• Limit, infinite geometric series, 810, 853

• Limited population growth, 372

• Limiting value, 372

• Line, see Lines

• Line graph, 2

• Line of symmetry, See Axis of symmetry

• Linear combination of unit vectors, 611, 628

• Linear correlation, coefficient of, 58

• Linear equations, 41, 62

  • in three variables, 675

• Linear functions, 33, 226

  • applications, 42

  • slope, ...