h. Using
sin^2(x) + cos^2(x) = 1

Home > A-Level Maths > Teaching Order Year 1 > 44: Trigonometry > h. Using sin^2 (x) + cos^2 (x) = 1

E7-39 [Trig Equations: Solve 3sin^2(x) = 3 - 2cos(x) between 0 and 360 degrees]

E7-40 Trig Equations: Solve 3sin^2(x) = 3 - 2cos(x) between 0 and 2π

E7-41 [Trig Equations: Solve 3sin(x) = 2cos^2(x) between 0 and 360 degrees]

E7-42 Trig Equations: Solve 3sin(x) = 2cos^2(x) between 0 and 2π

E7-43 [Trig Equations: Solve 7sin^2(x) - 5sin(x) + cos^2(x) = 0, 0-360 degrees]

E7-44 Trig Equations: Solve 7sin^2(x) - 5sin(x) + cos^2(x) = 0 between 0 and 2π