48. Use the graphs of y = f (x) and y = g (x) below to determine the value of (go f )(3) y = g(xx) -2 10 -2- y = 1(x) a) 1 b) 0 c ) -2 d) 4 49. Find all solutions of the polynomial equation: x -8x2 + 25x-26=0 a) 2, 3+4i, 3-4i 6 ) - 2, 3+41, 3-41 c) 2, 3+2i, 3-21 d) -2, 3+2i, 3-2i 50. Write the following logarithmic expression as the sum and/or difference of logarithms. Express powers as factors: log, X - 3 a) 3log, x - log, x - log, 3 b) 3log, x-log, x+ log, 3 c) 10g2 X - (log, x + log2 3) d) 3log2 x - log2 (x - 3)B? 46. If f (x) = Ax + Bx+ C where f (0) -12, S (3) - 69 and f (5) - 137 . what is the value of a) 3 b) 9 c) 10 d) 12 47. Use the graph of f (x) = to solve the inequality *+ 4