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Common Core Standard HSA-REI.C.9 Questions

(+) Find the inverse of a matrix if it exists and use it to solve systems of linear equations (using technology for matrices of dimension 3 × 3 or greater).

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Grade 11 Matrices CCSS: HSA-REI.C.9
Solve the following matrix equation.
[3-5-49][xy]=[44]
  1. No Solution
  2. (8,4)
  3. (65,28)
  4. (167,-47)
Grade 11 Matrices CCSS: HSA-REI.C.9
Solve the matrix equation.
[-1325-7][xy]=[18]
  1. (-2723,-723)
  2. (6937,2337)
  3. (1,8)
  4. (3,1)
Grade 11 Matrices CCSS: HSA-REI.C.9
Solve the matrix equation.
[34143][xy]=[943]
  1. The inverse does not exist (the matrix is singular).
  2. (-64027,1609)
  3. (1603,-40)
  4. (4163,104)
Grade 12 Matrices CCSS: HSA-REI.C.9
Find the inverse of the matrix [1234].
  1. [-2132-12]
  2. [4-2-31]
  3. [4231]
  4. [1-2-34]
Grade 12 Matrices CCSS: HSA-REI.C.9
Find the inverse of the matrix [0628].
  1. [462421260]
  2. [-2312160]
  3. [0121623]
  4. [96-72-240]
Grade 12 Matrices CCSS: HSA-REI.C.9
Find the inverse of the matrix [2516].
  1. [42-35-714]
  2. [617-517-117217]
  3. [27571767]
  4. [67-57-1727]
Grade 12 Matrices CCSS: HSA-REI.C.9
Find the inverse of the matrix [10324].
  1. [517334117217]
  2. [223-346-123523]
  3. [217-334-117517]
  4. [4-3-210]
Grade 12 Matrices CCSS: HSA-REI.C.9
Find the inverse of the matrix [5246].
  1. [311-111-211522]
  2. [6-2-45]
  3. [132-44-88110]
  4. [-624-5]

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