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  • Perplex
    IB Math AAHL
    /
    Trig equations & identities
    /

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    Video Review

    Watch comprehensive review videos for most units, designed for final exam preparation. Each video includes integrated problems you can solve alongside detailed solutions.

    Not your average video:

    Interactive Problems: Solve problems alongside the video with step-by-step guidance and detailed solutions.

    Exam Preparation: Complete unit reviews designed for final exam preparation with all key concepts covered systematically.

    Expert Teaching: High-quality instruction from Perplex co-founder James Mullen with clear explanations, worked examples, and exam tips.

    Not your average video:

    Interactive Problems: Solve problems alongside the video with step-by-step guidance and detailed solutions.

    Exam Preparation: Complete unit reviews designed for final exam preparation with all key concepts covered systematically.

    Expert Teaching: High-quality instruction from Perplex co-founder James Mullen with clear explanations, worked examples, and exam tips.

    Trig equations & identities

    Video Review

    Watch comprehensive review videos for Trig equations & identities, designed for final exam preparation. Each video includes integrated problems you can solve alongside detailed solutions.

    Not your average video:

    Interactive Problems: Solve problems alongside the video with step-by-step guidance and detailed solutions.

    Exam Preparation: Complete unit reviews designed for final exam preparation with all key concepts covered systematically.

    Expert Teaching: High-quality instruction from Perplex co-founder James Mullen with clear explanations, worked examples, and exam tips.

    Not your average video:

    Interactive Problems: Solve problems alongside the video with step-by-step guidance and detailed solutions.

    Exam Preparation: Complete unit reviews designed for final exam preparation with all key concepts covered systematically.

    Expert Teaching: High-quality instruction from Perplex co-founder James Mullen with clear explanations, worked examples, and exam tips.

    Timeline

    UNIT CIRCLE

    sin and cos on the unit circle

    00:51

    Key values of sin, cos & tan

    03:28

    Symmetry about the y-axis

    08:11

    Quadrants

    08:53

    Periodicity

    10:03

    Exercise

    12:06

    Symmetry about the origin

    14:09

    Symmetry about the x-axis

    14:54

    Relating Angles between Quadrants

    15:22

    Exercise

    17:04

    tan as slope in the unit circle

    20:30

    sin²θ+cos²θ=1

    22:19

    Exercise

    25:00

    TRIG FUNCTIONS

    Sine and Cosine functions

    26:44

    Sinusoidal Functions

    29:08

    tan function

    31:00

    Problem

    32:23

    TRIG EQUATIONS

    Solving sinθ=a

    36:36

    Solving cosθ=a

    38:25

    Trigonometric solution domains

    39:21

    Exercise

    43:45

    Trigonometric quadratics

    46:34

    Problem

    49:01

    Problem

    51:42

    IDENTITIES

    sin²θ+cos²θ=1

    56:16

    Sine double angle identity

    57:02

    Cosine double angle identity

    57:40

    Problem

    59:16

    Problem

    1:02:02

    Problem

    1:07:07

    HL FUNCTIONS

    Inverse sine (arcsin) function

    1:11:58

    Inverse cosine (arccos) function

    1:15:14

    Inverse tan (arctan) function

    1:16:25

    Reciprocal trig functions

    1:17:13

    HL IDENTITIES

    1+tan²θ=sec²θ

    1:18:22

    1+cot²θ=cosec²θ

    1:19:40

    Problem

    1:20:16

    Sine and cosine compound angle identities

    1:22:59

    Tan double angle identity

    1:24:11

    Problem

    1:25:31

    Tan compound angle identity

    1:31:07

    Problem

    1:32:19

    Problem

    1:35:56

    Unit circleTrig functionsTrig equationsIdentitiesHL functionsHL Identities

    The video will automatically pause when it reaches a problem.

    Unit circleTrig functionsTrig equationsIdentitiesHL functionsHL Identities