Number and Algebra
Functions
Geometry & Trigonometry
Statistics & Probability
Calculus
Solve tan(x−π6)=1\tan\big(x-\tfrac{\pi}{6}\big)=1tan(x−6π)=1 for the general solution.
Solve secx=2\sec x=2secx=2 for 0≤x<2π0\le x<2\pi0≤x<2π.
Solve for x in [0∘,180∘)[0^\circ,180^\circ)[0∘,180∘): tanx=1\tan x = 1tanx=1
Solve sin(3x)=32\sin(3x)=\frac{\sqrt{3}}{2}sin(3x)=23 for 0≤x<2π0\le x<2\pi0≤x<2π.
Solve for x in [0∘,360∘)[0^\circ,360^\circ)[0∘,360∘): sin(x2)=12\sin\bigl(\tfrac{x}{2}\bigr) = \tfrac12sin(2x)=21
Solve cos(2x)=−12\cos(2x)=-\tfrac{1}{2}cos(2x)=−21 for 0∘≤x<360∘0^\circ\le x<360^\circ0∘≤x<360∘.
Solve for x in [0∘,360∘)[0^\circ,360^\circ)[0∘,360∘): 2cos2x−1=02\cos^2 x - 1 = 02cos2x−1=0
Solve 2sin(2x)=12\sin(2x)=12sin(2x)=1 for 0≤x<2π0\le x<2\pi0≤x<2π.
Solve sinx+sin(2x)=0\sin x+\sin(2x)=0sinx+sin(2x)=0 for 0≤x<2π0\le x<2\pi0≤x<2π.
Solve for x in [0∘,360∘)[0^\circ,360^\circ)[0∘,360∘): cos2x=12\cos 2x = \tfrac12cos2x=21
Solve for x in [0∘,360∘)[0^\circ,360^\circ)[0∘,360∘): sin3x=32\sin 3x = \tfrac{\sqrt{3}}{2}sin3x=23
Solve 3cos(3x)=13\cos(3x)=13cos(3x)=1 for 0≤x<2π0\le x<2\pi0≤x<2π.
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Question Type 4: Substituting simple values into equations to find exact answers
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Question Type 6: Solving more difficult equations that require rearranging to solving for x