2. (A) Program to solve algebraic and transcendental equation by bisection method

2. (A) Program to solve algebraic and transcendental equation by bisection method

	deff('y=f(x)','y=x^3-x-1'); x1=1,x2=2; // f(1) is negative and f(2) is positive
	d=0.0001; // for accuracy of root
	c=1;
	printf('successive approximations \tx1 \t \tx2 \t \tm \t \f f(m) \n')
	while abs (x1-x2)>d
	m=(x1+x2)/2;
	printf('\t%f \t%f \t%f \t%f \n',x1,x2,m,f(m));
	if f(m)*f(x1)>0
	x1=m;
	else
	x2=m;
	end
	c=c+1; // to count number of iterations
	end
	printf(' the solution of equation after %i iteration is %g',c,m)