Multiple Choice. Choose the letter of the best answer. Show pertinent solution if necessary. 1. What is the exponential form of log, 125 = 3? A. 5125 = 3 C. 53 = 125 B. 3125 = 5 D. 35 = 125 2. What is the value of x in the given logarithmic equation log, 1 = x. A. 0 C. 2 B. 1 D. 3 3. What value of x will satisfy log, (3x - 5) = log, 25? A. 9 C. 11 B. 10 D. 12 4. 1-liter solution contains 10-8 moles of hydrogen ions. Solve its pH level. A. 6 C. 8 B. 7 D. 9 5. Solve for x: log, (x + 1)