Basic Trigonometric Equations E7-00 [Trig Equations: Introduction to this Section] E7-01 [Trig Equations: Solve sin(x) = 1/2 between 0 and 360 degrees] E7-03 [Trig Equations: Solve cos(x) = 1/2 between 0 and 360 degrees] E7-05 [Trig Equations: Solve tan(x) = 1 between 0 and 360 degrees] E7-07 [Trig Equations: Solving Basic Trigonometric Equations in degrees] E7-09 [Trig Equations: Solve 1/cos(x) = 5 between 0 and 360 degrees] E7-10 [Trig Equations: Solve 1/cos(x) = 5 between 360 and 720 degrees] E7-13 [Trig Equations: Solve sin^2(x) = 1/16 between 0 and 360 degrees] Quadratic Trigonometric Equations E7-15 [Trig Equations: Solve 4x^2 = x] E7-16 [Trig Equations: Solve 4sin^2(x) = sin(x) between 0 and 360 degrees] Using tan(x) = sin(x) / cos(x) E7-18 [Trig Equations: Solve 4sin(x) + 5cos(x) = 0 between 0 and 360 degrees] Trigonometric Equations with Transformations E7-20 [Trig Equations: Solving Equations that Involve Transformations] E7-21 [Trig Equations: Solve sin(x + 65) = 0.7 between 0 and 360 degrees] E7-23 [Trig Equations: Solve cos(x - 35) = -0.3 between 0 and 360 degrees] E7-25 [Trig Equations: Solve tan(x + 280) = 4.1 between 0 and 360 degrees] E7-27 [Trig Equations: Solve sin(2x) = 0.8 between 0 and 360 degrees] E7-29 [Trig Equations: Solve cos(3x) = 0.7 between 0 and 360 degrees] E7-31 [Trig Equations: Solve tan(4x) = 3.3 between 0 and 360 degrees] E7-33 [Trig Equations: Solve sin(3x-54) = 0.25 between 180 and 540 degrees] More Quadratic Trigonometric Equations E7-35 [Trig Equations: Solve sin^2(x) + 2sin(x) - 3 = 0, 0-360 degrees] E7-37 [Trig Equations: Solve 5tan^2(x) - 38tan(x) - 16 = 0, 0-360 degrees] Using sin^2 (x) + cos^2 (x) = 1 E7-39 [Trig Equations: Solve 3sin^2(x) = 3 - 2cos(x) between 0 and 360 degrees] E7-41 [Trig Equations: Solve 3sin(x) = 2cos^2(x) between 0 and 360 degrees] E7-43 [Trig Equations: Solve 7sin^2(x) - 5sin(x) + cos^2(x) = 0, 0-360 degrees] sin(x) and cos(x) as Transformations of one another E7-45 [Trig Equations: Things to Remember about y = sin(x) and y = cos(x)] E7-46 [Trig Equations: Solve cos(x + 60) = sin(x) between 0 and 360 degrees] E7-48 [Trig Equations: Solve sin(x - 35) = cos(x) between 0 and 360 degrees] |