Question 14 {1 point} If f(:1':) is linear and the graph of y = passes through the points (3, 1) and (5, %) then the slope of the equation of f($) to the nearest tenth, is 'v Question 15 (1 point) Given the graph of y = f(x) below passes through (8, 1) and (6, -1), the equation of y = f(a) can be written in the form of y = ax + b. 2 6 8 10 -3 -A The value of a is A/ and the value of b is A/