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Demystifying Matrices Practice Problems

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Updated on Oct 27, 2011

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Demystifying Matrices Practice Problems

Directions: Use scratch paper to solve the following problems. You can check your answers at the end of this section.

Practice

  1. Which of the following shows the correct solution to the problem?

  2. If A =, find .
  3. Find CD if C = [4 2 3] and D =

Solutions

  1. CD= [4 2 3] = 4(25) + 2(56) + 3(110) = 100 + 112 + 330 = 542
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