Which option below gives the formula of k(x) = g(x) × h(x)?

k(x) = 2^x + 1

k(x) = x 2^x - 1

k(x) = 2^x - 1

k(x) = x 2^x + 1

Consider the following equation. 1/2x^3+x-7=-3sqrtx-1 approximate the solution to the equation using three iterations of successive approximation. use the graph below as a starting point. a. b. c. d.