Cramer's Rule Matrix Math Solution_2 | Class_22 | Matrix Basic
- 1. www.facebook.com/fcoursesbd
Follow Now
Class: 22
*** Solve the system of Eqn using creamer’s rule.
2x + 3y = 6
x + 2y = 5
Soln : Given That,
2x + 3y = 6
x + 2y = 5
D =
2 3
1 2
= 2.2-3.1 = 4-3 = 1
Dx =
6 3
5 2
= 12-15 = -3
Dy =
2 6
1 5
= 10-6 = 4
We know that ,x =
𝐷 𝑥
𝑑
=
−3
1
= -3 , y =
𝐷 𝑦
𝑑
=
4
1
= 4
The solution is (x,y)=(-3,4) (Ans)