1.   Write the equation in logarithmic form.
    A. B.
    C. D.
    Hint

  2.   Solve the equation log5 (3x + 9) = log5 (5x - 3).
    A. 4 B. 3
    C. 6 D. 5
    Hint

  3.   Write the equation 34 = 81 in logarithmic form.
    A. log381 = 4 B. log34 = 81
    C. log43 = 81 D. log481 = 3
    Hint

  4.   Write the equation in exponential form.
    A. B.
    C. D.
    Hint

  5.   Solve log4 x + log4 (x + 3) = log410.
    A. 5 B. 2
    C. -5 D. -2
    Hint