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Problem Solving (Linear Equations)
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LinearEquations(Hard).mkv
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LinearEquations(Moderate).mkv
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LinearEquations(Easy).mkv
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Trigonometric Equations - Hard
Worked example of a hard trigonometric equation.
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Limits and Continuity
An example of limits and continuity.
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Composition of Functions - Part Two
An example of a composite function.
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Composition of Functions - Part One
Introduction to composite functions.
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Transformations of Graphs
A short video showing how to do a series of transformations - reflection, dilation and translation - on the basic shape of a logarithm graph.
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Absulue Values Part 2
Worked examples of solving absolute value equations and inequations.
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Trigonometric Inequality
A worked example of how to solve a trigonometric inequality.
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Trigonometric Equations - Hard
Worked example of a hard trigonometric equation.
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Solving Trigonometric Equations - Moderate
How to solve moderately hard trigonometric equations.
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Solving Trigonometric Equations - Easy
A short worked example: Solving a trigonometric equation.
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Absolute Values Part One - Definitions
Part one of an introduction to absolute values.
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Equations Involving Square Roots
A worked example of solving a difficult equation involving square roots.
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Yes, sin(pi/4)=sqrt(2)/2 - that's true.
There aren't two solutions to sin(pi/4). There is only one. Check, and you'll see i never say otherwise.
There are, however, two solutions to sin(x)=sqrt(2)/2 - and they are pi/4 and 3pi/4.
Good luck with it all!