Directions: Answer each question as best as you can. Show all your thinking with the correct answer to get full credit on each question. Be sure to use correct mathematical notation, form, and units as demonstrated in the class or in Videos. 1. Find the exact and approximated solution rounded to 4 decimal places of the following exponential equation. (5 points) 100(103)\" = 5000 Exact: Approximate: 2. Solve the following equation for x by making a u-substitution with u equal to 85x. (5 points) 810x + 385x = 10