Systems of Linear Equations Systems of equations using solve command. SYNTAX [x1,x2, ...] = solve(eqn1, eqn2,..) Example: Solve the systems of equation. graph the equations. PROBLEM 1 x + 7y=3
Systems of Linear Equations Systems of equations using solve command. SYNTAX [x1,x2, ...] = solve(eqn1, eqn2,..) Example: Solve the systems of equation. graph the equations. PROBLEM 1 x + 7y=3
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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![Systems of Linear Equations
Systems of equations using solve command.
SYNTAX
[x1,x2,...] = solve(eqn1, eqn2...)
Example:
Solve the systems of equation. graph the equations.
PROBLEM 1
PROBLEM 2
x+7y=3
2x-5y = 4
Solution:
syms x y x1 x2 x3
%Problem 1
x₁2x₂ + 3x₂=5
3x₁ + 4x₂ - 5x3 = 7
x₁ + 8x₂-11x3 = 2
eqn1 = x+7*y==3;
eqn2 = 2*x-15*y==4;
[Rt1, Rt2] = solve (eqn1, eqn2);
ezplot (eqn1)
hold on
end
grid on
ezplot (eqn2)
if isempty(Rt1)
else
text1 = "The system is inconsistent";
fprintf(text1);
plot (Rt1, Rt2,'*')
text1= "The system is consistent";
fprintf(text1);
hold off
plot (Rt1, Rt2,'*')
text1= "The system is consistent";
fprintf(text1);
hold off
My Solutions >](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fdd3999c7-aaf3-4fd4-a892-e9b2b4ba64d9%2Fb0ca3821-2055-47a1-b44a-ee6a13f52e2a%2F5mbi48j_processed.png&w=3840&q=75)
Transcribed Image Text:Systems of Linear Equations
Systems of equations using solve command.
SYNTAX
[x1,x2,...] = solve(eqn1, eqn2...)
Example:
Solve the systems of equation. graph the equations.
PROBLEM 1
PROBLEM 2
x+7y=3
2x-5y = 4
Solution:
syms x y x1 x2 x3
%Problem 1
x₁2x₂ + 3x₂=5
3x₁ + 4x₂ - 5x3 = 7
x₁ + 8x₂-11x3 = 2
eqn1 = x+7*y==3;
eqn2 = 2*x-15*y==4;
[Rt1, Rt2] = solve (eqn1, eqn2);
ezplot (eqn1)
hold on
end
grid on
ezplot (eqn2)
if isempty(Rt1)
else
text1 = "The system is inconsistent";
fprintf(text1);
plot (Rt1, Rt2,'*')
text1= "The system is consistent";
fprintf(text1);
hold off
plot (Rt1, Rt2,'*')
text1= "The system is consistent";
fprintf(text1);
hold off
My Solutions >
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