initial commit / add all books

1 files changed, 20 insertions, 0 deletions

diff --git a/149/CH24/EX24.7/ques7.sce b/149/CH24/EX24.7/ques7.sce
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+//ques 7

+clear

+clc

+disp('To find squareroot of 28 by newtons method let x=sqrt(28) ie x^2-28=0');

+function y=f(x)

+  y=x^2-28;

+endfunction

+disp(' To find the roots by newtons method ');

+disp('f(5)=-ve and f(6) is +ve so a root lies between 5 and 6');

+l=5;

+m=6;

+disp('let us take x0=5.5');

+disp("Root is given by rn=xn-f(xn)/der(f(xn)) ");

+disp('approximated root in each steps are');

+x0=5.5;

+for i=1:4

+  k=x0-f(x0)/derivative(f,x0);

+  disp(k);

+  x0=k;

+end
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