exemplos de equacoes pelo metodo da secante

Esta é uma pré-visualização de arquivo. Entre para ver o arquivo original

Plan1
	2cos(x)=(e^x)/2	erro = 10^(-8)	x^5-(10/9)x^3+(5/21)x=0	erro = 10^(-10)
	n	x(n-1)	x(n)	f(xn-1)	f(xn)	x(n+1)	erro	n	x(n-1)	x(n)	f(xn-1)	f(xn)	x(n+1)	erro
	0	0	1	1.5	-0.2785363025	0.8433901506	0.1677525176	0	0.5	1	0.0114087302	0.126984127	0.4506437768	0.0241961511
	1	1	0.8433901506	-0.2785363025	0.1677525176	0.9022571787	0.0070999823	1	1	0.4506437768	0.126984127	0.0241961511	0.3213260618	0.0430683546
	2	0.8433901506	0.9022571787	0.1677525176	0.0070999823	0.9048587863	-0.0001981829	2	0.4506437768	0.3213260618	0.0241961511	0.0430683546	0.6164426976	-0.0244897554
	3	0.9022571787	0.9048587863	0.0070999823	-0.0001981829	0.9047881392	0.000000221	3	0.3213260618	0.6164426976	0.0430683546	-0.0244897554	0.5094631768	0.0086970135
	4	0.9048587863	0.9047881392	-0.0001981829	0.000000221	0.9047882179	0	4	0.6164426976	0.5094631768	-0.0244897554	0.0086970135	0.5374985164	0.0002988306
	5	0.9047881392	0.9047882179	0.000000221	0	0.9047882179	0	5	0.5094631768	0.5374985164	0.0086970135	0.0002988306	0.5384960915	-0.0000082502
	6	0.9047882179	0.9047882179	0	0	0.9047882179	0	6	0.5374985164	0.5384960915	0.0002988306	-0.0000082502	0.5384692902	0.0000000061
	7	0.5384960915	0.5384692902	-0.0000082502	0.0000000061	0.5384693101	0
	8	0.5384692902	0.5384693101	0.0000000061	0	0.5384693101	0
	x^5-6=0	erro = 10^(-10)	9	0.5384693101	0.5384693101	0	0	0.5384693101	0
	n	x(n-1)	x(n)	f(xn-1)	f(xn)	x(n+1)	erro	10	0.5384693101	0.5384693101	0	0	ERROR:#DIV/0!	ERROR:#DIV/0!
	0	1	1.5	-5	1.59375	1.3791469194	1.0105500737	11	0.5384693101	ERROR:#DIV/0!	0	ERROR:#DIV/0!	ERROR:#DIV/0!	ERROR:#DIV/0!
	1	1.5	1.3791469194	1.59375	-1.0105500737	1.4260417034	0.1025925853	12	ERROR:#DIV/0!	ERROR:#DIV/0!	ERROR:#DIV/0!	ERROR:#DIV/0!	ERROR:#DIV/0!	ERROR:#DIV/0!
	2	1.3791469194	1.4260417034	-1.0105500737	-0.1025925853	1.4313404726	0.0077901961	13	ERROR:#DIV/0!	ERROR:#DIV/0!	ERROR:#DIV/0!	ERROR:#DIV/0!	ERROR:#DIV/0!	ERROR:#DIV/0!
	3	1.4260417034	1.4313404726	-0.1025925853	0.0077901961	1.4309665153	0.0000537922	14	ERROR:#DIV/0!	ERROR:#DIV/0!	ERROR:#DIV/0!	ERROR:#DIV/0!	ERROR:#DIV/0!	ERROR:#DIV/0!
	4	1.4313404726	1.4309665153	0.0077901961	-0.0000537922	1.4309690798	0.0000000279	15	ERROR:#DIV/0!	ERROR:#DIV/0!	ERROR:#DIV/0!	ERROR:#DIV/0!	ERROR:#DIV/0!	ERROR:#DIV/0!
	5	1.4309665153	1.4309690798	-0.0000537922	-0.0000000279	1.4309690811	0	16	ERROR:#DIV/0!	ERROR:#DIV/0!	ERROR:#DIV/0!	ERROR:#DIV/0!	ERROR:#DIV/0!	ERROR:#DIV/0!
	6	1.4309690798	1.4309690811	-0.0000000279	0	1.4309690811	0	17	ERROR:#DIV/0!	ERROR:#DIV/0!	ERROR:#DIV/0!	ERROR:#DIV/0!	ERROR:#DIV/0!	ERROR:#DIV/0!
	7	1.4309690811	1.4309690811	0	0	1.4309690811	0	18	ERROR:#DIV/0!	ERROR:#DIV/0!	ERROR:#DIV/0!	ERROR:#DIV/0!	ERROR:#DIV/0!	ERROR:#DIV/0!
	8	1.4309690811	1.4309690811	0	0	1.4309690811	0	19	ERROR:#DIV/0!	ERROR:#DIV/0!	ERROR:#DIV/0!	ERROR:#DIV/0!	ERROR:#DIV/0!	ERROR:#DIV/0!
	9	1.4309690811	1.4309690811	0	0	ERROR:#DIV/0!	ERROR:#DIV/0!	20	ERROR:#DIV/0!	ERROR:#DIV/0!	ERROR:#DIV/0!	ERROR:#DIV/0!	ERROR:#DIV/0!	ERROR:#DIV/0!
	10	21	ERROR:#DIV/0!	ERROR:#DIV/0!	ERROR:#DIV/0!	ERROR:#DIV/0!	ERROR:#DIV/0!	ERROR:#DIV/0!
	11	22	ERROR:#DIV/0!	ERROR:#DIV/0!	ERROR:#DIV/0!	ERROR:#DIV/0!	ERROR:#DIV/0!	ERROR:#DIV/0!
	23	ERROR:#DIV/0!	ERROR:#DIV/0!	ERROR:#DIV/0!	ERROR:#DIV/0!	ERROR:#DIV/0!	ERROR:#DIV/0!
Plan2
Plan3