1.   Write a matrix for the system of equations.


    A. B.
    C. D.
    Hint

  2.   What is the first step in solving the matrix equation
    A. Divide each side of the matrix equation by
    B. Multiply each side of the matrix equation by
    C. Find the inverse of
    D. Multiply each side of the matrix equation by the identity matrix.
    Hint

  3.   Solve using inverse matrices.
    A. (-4, 0) B. (-4, 4)
    C. (4, 4) D. (4, -4)
    Hint

  4.   Solve the system of equations 7x – 14y =4, 3x – 6y =17.
    A. (3, –2) B. no unique solution
    C. infinite solutions D. (2, 1)
    Hint

  5.   Solve the system of equations4x – 2y = 2, –3x + 7y = –29
    A. (2, –5) B. no solution
    C. (–2, 5) D. (–2, –5)
    Hint



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