9- How to Use a matrix for the quadratic polynomial function?
How to Use a matrix for the quadratic function? Three solved problems are used to find the quadratic functions by using a matrix.
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8-Practice problem for reduced echelon form.
Practice problem for reduced echelon form. How to determine whether the given matrix is in R echelon form or not? The second part is Application for traffic flow by matrix.
7b- Practice problems for Gauss Jordan elimination.
Practice problems for Gauss Jordan elimination are introduced. Step by step guide for solving these problems.
7a- Practice problems for back substitution: Easy approach.
Practice problems for back substitution for matrices. Step by step illustration of the process of back substitution.
5-How to find the area and Cg for a circular segment?
How do you determine the area and Cg for a circular segment? We will deduct the area of two triangles from the area of the circular sector.
4-How to find the area and Cg for a circular sector?
How do you determine the area and Cg for a circular sector? Use the integration of small area dA to get the value of the area and the Cg distance.
3-How to find the area and Cg for a semi-circle?
How do you determine the area and Cg for a semi-circle? Use the integration of small area dA to get the value of the area and the Cg distance.
2- How to find the area and Cg for a circular shaft?
How to determine the area and Cg for a circular shaft? Use the integration of small area dA to get the value of the area and the Cg distance.