7. Trigonometry 2
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7.01 Sketching y = sin(x), y = cos(x) and y = tan(x)
7.01 Sketching y = sin(x), y = cos(x) and y = tan(x)
7.02 Solve sin(x) = 1/2 in degrees & radians
7.02 Solve sin(x) = 1/2 in degrees & radians
7.03 Solve cos(x) = 1/2 in degrees & radians
7.03 Solve cos(x) = 1/2 in degrees & radians
7.04 Solve tan(x) = 1 in degrees & radians
7.04 Solve tan(x) = 1 in degrees & radians
7.05 Three More Examples of Solving Basic Trigonometry Equations
7.05 Three More Examples of Solving Basic Trigonometry Equations
7.06 Solve 1/cos(x) = 3 between 0 and 360 degrees
7.06 Solve 1/cos(x) = 3 between 0 and 360 degrees
7.07 Solve sin^2(x) = 1/9 between 0 and 2pi radians
7.07 Solve sin^2(x) = 1/9 between 0 and 2pi radians
7.08a Solve the Equation 3x^2 = x
7.08a Solve the Equation 3x^2 = x
7.08b Solve the Equation 3sin^2(x) = sin(x) between 0 and 2pi radians
7.08b Solve the Equation 3sin^2(x) = sin(x) between 0 and 2pi radians
7.09 Solve 3sin(x) + 2cos(x) = 0 between 0 and 360 degrees
7.09 Solve 3sin(x) + 2cos(x) = 0 between 0 and 360 degrees
7.10 The Period of y = sin(x), y = cos(x) and y = tan(x)
7.10 The Period of y = sin(x), y = cos(x) and y = tan(x)
7.11 Solve sin(x + 70) = 0.6 between 0 and 360 degrees
7.11 Solve sin(x + 70) = 0.6 between 0 and 360 degrees
7.12 Solve cos(x + 80) = 0.7 between 0 and 360 degrees
7.12 Solve cos(x + 80) = 0.7 between 0 and 360 degrees
7.13 Solve tan(x - 5) = 0.8 between 0 and 2pi radians
7.13 Solve tan(x - 5) = 0.8 between 0 and 2pi radians
7.14 Graph Transformations of Trigonometric Functions
7.14 Graph Transformations of Trigonometric Functions
7.15 Identifying the Period of Trigonometric Functions
7.15 Identifying the Period of Trigonometric Functions
7.16 Solve sin(2x) = 1/2 between 0 and 360 degrees
7.16 Solve sin(2x) = 1/2 between 0 and 360 degrees
7.17 Solve cos(2x) = 1/3 between 0 and 2pi radians
7.17 Solve cos(2x) = 1/3 between 0 and 2pi radians
7.18 Solve tan(3x) = 1 between 0 and 360 degrees
7.18 Solve tan(3x) = 1 between 0 and 360 degrees
7.19 TWO Trigonometric Identities YOU MUST LEARN
7.19 TWO Trigonometric Identities YOU MUST LEARN
7.20 Solve 3sin^2(x) = 3 - 2cos(x) between 0 and 360 degrees
7.20 Solve 3sin^2(x) = 3 - 2cos(x) between 0 and 360 degrees
7.21 Solve 3sin(x) = 2cos^2(x) between 0 and 2pi radians
7.21 Solve 3sin(x) = 2cos^2(x) between 0 and 2pi radians
7.22 Solve 7sin^2(x) - 5sin(x) + cos^2(x) = 0 between 0 and 360 degrees
7.22 Solve 7sin^2(x) - 5sin(x) + cos^2(x) = 0 between 0 and 360 degrees
7.23a Things to remember about y = sin(x) and y = cos(x)
7.23a Things to remember about y = sin(x) and y = cos(x)
7.23b Solve cos(x + 60) = sin(x) between 0 and 360 degrees
7.23b Solve cos(x + 60) = sin(x) between 0 and 360 degrees