Determine the value of x when the following functions: a. f(x) = x+4x-4 b. f(x)=3x+5x-15 c. f(x)=5x-1 are zero: 1. Write a flow-chart for the process. 2. Take an appropriate step-size. 3. Determine the number of iterations and the time taken for the following tolerance value: i) ii) iii) 0.1 0.01 0.001 4. What is the percentage difference of x values obtained from ii) and iii) with respect to i).