Applying the Concepts

  1. 49. {(1, 2)}

  2. 51. {(2,1, 3)}

  3. 53. {(5, 1, 5)}

  4. 55. Treasury: $16,000; bonds: $48,000; fund: $26,000

  5. 57. V=10, E=15, R=7

  6. 59. X=[ 100100 ]

  7. 61. X=[ 216,000277310,000277304,000277 ]

Get College Algebra, 4th Edition now with O’Reilly online learning.

O’Reilly members experience live online training, plus books, videos, and digital content from 200+ publishers.