1. (5 Points each; 10 Points in total) Find an approximation of √2 using a bisection method with the following steps. (a) Set up a function f(x) to find it (b) Fill the following table to find p4 on the interval (a₁, b₁) where a₁ = 1 and b₁ = 2. n an bn Pn f(Pn) 1 2 3