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1.
LQ Decomposition
on 20.03.19
2.
Muller method
on 20.03.19
3.
Matrix Algebra
on 17.03.19
1.
with variables
`[[2x,3y],[3x,4z]]`
2.
with complex numbers
`[[-5i,3i],[4i,5i]]`
3.
with surds
`[[1/sqrt(2),sqrt(2)],[4,-5]]`
4. PERT and CPM
1.
Network diagram
on 10.03.19
2.
Critical path, Total float, Free float, Independent float
on 10.03.19
3.
Project scheduling with uncertain activity times (Optimistic, Most likely, Pessimistic)
on 10.03.19
4.
Project crashing to solve Time-Cost Trade-Off with fixed Indirect cost
on 10.03.19
5.
Project crashing to solve Time-Cost Trade-Off with varying Indirect cost
on 10.03.19
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Solving quadratic equations by factoring calculator
Method and examples
Method
0. All methods
1. Find quadratic equations roots and Nature of Roots
2. Find quadratic equation whose roots are alpha and beta
1. Solving quadratic equations by factoring
Equation =
Find
1. Solving quadratic equations by factoring
2. Solving quadratic equations using the quadratic formula
3. Discriminant & Nature of Roots
`25x^2-30x+9=0`
`2x^2+5x-10=0`
`x^2+10x-56=0`
`4x^2+11x+10=0`
`x^2-2x=8`
`x^2-25=0`
`x^2+5x+3=0`
`9x^2-24x+16=0`
2. Find the quadratic equation whose roots are alpha and beta
Alpha (α) =
Beta (β) =
`3,-4`
`-1/2,+2/3`
`2,-2/3`
`3sqrt(7),-3sqrt(7)`
`sqrt(7),-sqrt(7)`
`1+3sqrt(2),1-3sqrt(2)`
`(3+5sqrt(3))/2,(3-5sqrt(3))/2`
`(-3+5sqrt(3))/2,(-3-5sqrt(3))/2`
`(-3+sqrt(3))/2,(-3-sqrt(3))/2`
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