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Homework 1 - >> %This program uses...

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Unformatted text preview: >> %This program uses the Bisection Method to find the roots of f% >> a=-2; >> b=-1; >> %a and b is the interval within which we are confined% >> f = inline('x^4-2*x^3-4*x^2+4*x+4') f = Inline function: f(x) = x^4-2*x^3-4*x^2+4*x+4 >> max=8; %Maximum number of interations% >> i=1; >> a_1 = f(a); >> while i < max p= (a+b)/2 b_1= f(p); if isequal(b_1, 0) display('We found the root') p end i = i +1; if a_1*b_1>0 a=p; a_1=b_1; else b=p; end end p =-1.50000000000000 p =-1.25000000000000 p =-1.37500000000000 p =-1.43750000000000 p =-1.40625000000000 p =-1.42187500000000 p =-1.41406250000000 >> %This program uses the Bisection Method to find the roots of f% >> a=0; >> b=2; %a and b make up the interval we are working with% >> f = inline('x^4-2*x^3-4*x^2+4*x+4') f = Inline function: f(x) = x^4-2*x^3-4*x^2+4*x+4 >> max=9; >> %Maximum number of interations% >> i=1;a_1 = f(a); >> while i < max p= (a+b)/2 b_1= f(p); if isequal(b_1, 0) display('We found the root') p end i = i +1; if a_1*b_1>0 a=p; a_1=b_1;...
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This note was uploaded on 05/01/2009 for the course PSTAT 120A taught by Professor Mackgalloway during the Spring '08 term at UCSB.

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Homework 1 - >> %This program uses...

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