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disp(" f(x) = 4x4 - 32x3 + 89x2 - 103x + 42 = 0 "); disp(" find the root between 0 and 1.2     "); disp(" ---------------------------------------- "); a=0;  b=1.2;  for i=1:10  c=(a+b)/2;  fa = 4*a^4 - 32*a^3 + 89*a^2 - 103*a + 42;  fc = 4*c^4 - 32*c^3 + 89*c^2 - 103*c + 42;  if fa*fc < 0    a = a;   b = c;  else   a = c;   b = b;  end;  if fa*fc == 0    fprintf(" root is found \n"); end;    fprintf(" root is %2.4f \n", c);   end; (can you do it with c++)

disp(" f(x) = 4x4 - 32x3 + 89x2 - 103x + 42 = 0 "); disp(" find the root between 0 and 1.2     "); disp(" ---------------------------------------- "); a=0;  b=1.2;  for i=1:10  c=(a+b)/2;  fa = 4*a^4 - 32*a^3 + 89*a^2 - 103*a + 42;  fc = 4*c^4 - 32*c^3 + 89*c^2 - 103*c + 42;  if fa*fc < 0    a = a;   b = c;  else   a = c;   b = b;  end;  if fa*fc == 0    fprintf(" root is found \n"); end;    fprintf(" root is %2.4f \n", c);   end; (can you do it with c++)

Database System Concepts
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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disp(" f(x) = 4x4 - 32x3 + 89x2 - 103x + 42 = 0 ");

disp(" find the root between 0 and 1.2     ");

disp(" ---------------------------------------- ");

a=0; 

b=1.2; 

for i=1:10

 c=(a+b)/2;

 fa = 4*a^4 - 32*a^3 + 89*a^2 - 103*a + 42;

 fc = 4*c^4 - 32*c^3 + 89*c^2 - 103*c + 42;

 if fa*fc < 0 

  a = a;

  b = c;

 else

  a = c;

  b = b;

 end;

 if fa*fc == 0 

  fprintf(" root is found \n");

end;   

fprintf(" root is %2.4f \n", c);  

end;

(can you do it with c++)

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