For decreasing the number of iterations in Newton Raphson method: Select one: O A. The value of f'(x) must be increased B. The value of f"(x) must be decreased OC. The value of f"(x) must be increased OD. The value of f'(x) must be decreased The convergence of which of the following method depends on initial Select one: A. Gauss Seidel method B. Euler method C. Newton Raphson method D. False position If x=1,2,3,4 and y=1,3,5,7 then the equation of regression line which fit the data is : Select one: O A. y=2x-1 assumed value? B. y=-2x+1 C. y=x-2 O D. y=x+2