https://www.khanacademy.org/math/precalculus/x9e81a4f98389efdf:trig/x9e81a4f98389efdf:sinus-eq/v/sine-solutions 2021-05-05T14:53:23Z Solving sinusoidal equations of the form sin(x)=d Sal finds the expressions that together represent all possible solutions to the equation sin(x)=1/3. Sal Khan video https://cdn.kastatic.org/googleusercontent/A_Cz0A66Jq6aUYRmxMtZA4cROOZFhu394glA93n7Y42MaxzEh0Y_M67jGVwQd5rzubgO1TbfZxRa3Hesi2qln6_l Solving sinusoidal equations of the form sin(x)=d Sal finds the expressions that together represent all possible solutions to the equation sin(x)=1/3. https://cdn.kastatic.org/ka-youtube-converted/NC7iWEQ9Kug.mp4/NC7iWEQ9Kug.mp4 370 Sinusoidal equations https://www.khanacademy.org/math/precalculus/x9e81a4f98389efdf:trig/x9e81a4f98389efdf:sinus-eq/v/cosine-equation-algebraic-solution-set 2022-10-07T00:22:18.752150461Z Cosine equation algebraic solution set Solve a cosine equation with an infinite number of solutions. Use trig identities to represent the whole solution set. Sal Khan video https://cdn.kastatic.org/ka_thumbnails_cache/3d219ed9-1674-45a9-a06a-727e40189aca_1280_720_base.png Cosine equation algebraic solution set Solve a cosine equation with an infinite number of solutions. Use trig identities to represent the whole solution set. https://cdn.kastatic.org/ka-youtube-converted/JoOfBpdaAiw.mp4/JoOfBpdaAiw.mp4 373 Sinusoidal equations https://www.khanacademy.org/math/precalculus/x9e81a4f98389efdf:trig/x9e81a4f98389efdf:sinus-eq/v/cosine-equation-solution-set-in-an-interval 2022-10-07T00:22:18.752150461Z Cosine equation solution set in an interval Given the algebraic solution set for a cosine equation, find which solutions fall within an interval. Sal Khan video https://cdn.kastatic.org/ka_thumbnails_cache/b1aa1227-a6e7-43e6-9d94-baec80471802_1280_720_base.png Cosine equation solution set in an interval Given the algebraic solution set for a cosine equation, find which solutions fall within an interval. https://cdn.kastatic.org/ka-youtube-converted/0_4uTKBI99o.mp4/0_4uTKBI99o.mp4 382 Sinusoidal equations https://www.khanacademy.org/math/precalculus/x9e81a4f98389efdf:trig/x9e81a4f98389efdf:sinus-eq/v/sine-equation-algebraic-solution-set 2022-10-07T00:22:18.752150461Z Sine equation algebraic solution set Solve a sine equation with an infinite number of solutions. Use trig identities to represent the whole solution set. Sal Khan video https://cdn.kastatic.org/ka_thumbnails_cache/6058d82a-6c94-48bc-81dc-0f2d668ca0ed_1280_720_base.png Sine equation algebraic solution set Solve a sine equation with an infinite number of solutions. Use trig identities to represent the whole solution set. https://cdn.kastatic.org/ka-youtube-converted/ES15mSuqHM8.mp4/ES15mSuqHM8.mp4 336 Sinusoidal equations https://www.khanacademy.org/math/precalculus/x9e81a4f98389efdf:trig/x9e81a4f98389efdf:sinus-eq/v/we-graph-of-cosine-function 2021-05-05T14:53:16Z Solving cos(θ)=1 and cos(θ)=-1 Sal solves the equations cos(θ)=1 and cos(θ)=-1 using the graph of y=cos(θ). Sal Khan video https://cdn.kastatic.org/googleusercontent/vZ0mu6cAAw6_uQRRw0Q_-Q96i6d3rolAHu01z7MqawMBG0KDbXNbAqRsVSYn1YXD4_1wIXReP8SI2mVouAiUlOJw Solving cos(θ)=1 and cos(θ)=-1 Sal solves the equations cos(θ)=1 and cos(θ)=-1 using the graph of y=cos(θ). https://cdn.kastatic.org/ka-youtube-converted/SdHwokUU8xI.mp4/SdHwokUU8xI.mp4 318 Sinusoidal equations https://www.khanacademy.org/math/precalculus/x9e81a4f98389efdf:trig/x9e81a4f98389efdf:sinus-eq/e/solve-basic-sinusoidal-equations 2026-03-26T05:30:45.387289448Z Solve sinusoidal equations (basic) Evaluate solutions to equations of the form sin(x)=d or cos(x)=d where d is any number. Tomer Gal exercise