Explanations and examples of college and pre-college level math.

Price-Supply and Price-Demand Equations and Equilibrium Points 141-1.c
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Price-Supply and Price-Demand Equations and Equilibrium Points 141-1.c
Finding the Growth Time for an Investment 141-31
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Finding the Growth Time for an Investment 141-31
Finding the Yield on an Investment 141-30.b
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Finding the Yield on an Investment 141-30.b
Calculating the Growth Rate of an Investment 141-30.a
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Calculating the Growth Rate of an Investment 141-30.a
Simple Interest: finding Principal, Rate or Time 141-27
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Simple Interest: finding Principal, Rate or Time 141-27
Calculating Annual Percentage Yield (APY) 141-32
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Calculating Annual Percentage Yield (APY) 141-32
Constructing an Amortization Schedule 141-37
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Constructing an Amortization Schedule 141-37
Calculating Present Value of an Annuity - TI-83/84 141-35
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Calculating Present Value of an Annuity - TI-83/84 141-35
Calculating Future Value of an Annuity - TI-83/84 141.33
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Calculating Future Value of an Annuity - TI-83/84 141.33
Calculating Payments for Future Value - TI-83/84 141-34
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Calculating Payments for Future Value - TI-83/84 141-34
Calculating Payments for Present Value - TI-83/84 141.36
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Calculating Payments for Present Value - TI-83/84 141.36
Linear Programming - minimization 141-56.b
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Linear Programming - minimization 141-56.b
Linear Programming Problem 141-56.a
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Linear Programming Problem 141-56.a
Linear Programming - word problem 141-56.c
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Linear Programming - word problem 141-56.c
Solving a System of Linear Inequalities Graphically 141-53
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Solving a System of Linear Inequalities Graphically 141-53
Graphing Linear Inequalities 141-52
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Graphing Linear Inequalities 141-52
Entering a Matrix on TI-83/84 Calculators 141-45.c
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Entering a Matrix on TI-83/84 Calculators 141-45.c
Augmented Matrices with 0, 1 or Infinite Solutions 141-44
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Augmented Matrices with 0, 1 or Infinite Solutions 141-44
Solving Systems of Equations with Augmented Matrices 141-42
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Solving Systems of Equations with Augmented Matrices 141-42
Solving a 3x3 System of Equations with Gauss-Jordan 141-45.b
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Solving a 3x3 System of Equations with Gauss-Jordan 141-45.b
Finding the Inverse of a 3x3 Matrix 141-49.b
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Finding the Inverse of a 3x3 Matrix 141-49.b
Finding the Inverse of a 2x2 Matrix 141-49.a
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Finding the Inverse of a 2x2 Matrix 141-49.a
Matrix Addition, Subtraction and Scalar Multiplication 141-46
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Matrix Addition, Subtraction and Scalar Multiplication 141-46
Reduced Row Echelon Form 141-43
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Reduced Row Echelon Form 141-43
Introduction to Matrices 141-40
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Introduction to Matrices 141-40
Matrix Row Operations 141-41
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Matrix Row Operations 141-41
Law of Cosines 143-10.2.1
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Law of Cosines 143-10.2.1
Reciprocal and Quotient Identities 143-8.5.2
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Reciprocal and Quotient Identities 143-8.5.2
Solving Right Triangles 143-8.7.1
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Solving Right Triangles 143-8.7.1
Solving Trig Problems with Pythagorean Identities 143-8.5.1.b
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Solving Trig Problems with Pythagorean Identities 143-8.5.1.b