ozgurseng

Cramer's Rule (3x3)

This program is prepared to calculate the equation with 3 unknowns automatically with the cramer method.

1. Equation
x y z =
2. Equation
x y z =
3. Equation
x y z =

Equations

Our matrix

A Equations Result
x
y
z

Remember Formule

x = [x] / [A]

y = [y] / [A]

z = [z] / [A]

Calculate detA [A]

Found X

X Matris

detX = [x]

x =

Found Y

Y Matrix

detY = [y]

y =

Found Z

Z Matrix

detZ = [z]

z =

For Matlab


A=
detA = det(A)


x =
detx = det(x)
xResult = detx/detA


y =
dety = det(y)
yResult = dety/detA


z =
detz = det(z)
zResult = detz/detA


ozgur_result_x_y_z = [xResult,yResult,zResult]