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1. Transportation Problem
1.
Heuristic method-1
on 07.01.19
2.
Heuristic method-2
on 07.01.19
3.
Row minima method
on 24.12.18
4.
Column minima method
on 24.12.18
5.
Russell's approximation method
on 24.12.18
6.
class and their frequency table
on 31.12.18
7.
less than or more than type cumulative frequency table
on 31.12.18
8.
Ratio and Proportion
on 02.12.18
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Factors formula
Factors of an Equation Formulas
1. MX + MY = M(X + Y)
2. X
^{2}
- Y
^{2}
= (X - Y)(X + Y)
3. X
^{3}
- Y
^{3}
= (X - Y)(X
^{2}
+ XY + Y
^{2}
)
4. X
^{3}
+ Y
^{3}
= (X + Y)(X
^{2}
- XY + Y
^{2}
)
5. (X + Y)
^{2}
= X
^{2}
+ 2XY + Y
^{2}
6. (X - Y)
^{2}
= X
^{2}
- 2XY + Y
^{2}
7. (X + Y)
^{3}
= X
^{3}
+ Y
^{3}
+ 3XY(X + Y)
8. (X - Y)
^{3}
= X
^{3}
- Y
^{3}
- 3XY(X - Y)
9. (X + Y + Z)
^{2}
= X
^{2}
+ Y
^{2}
+ Z
^{2}
+ 2XY + 2YZ + 2ZX
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