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Geometry
Fundamental Trigonometric Identities
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Concept Quizzes
Which of the following is equal to \(4\sin x+4\cos x?\)
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by Brilliant Staff
As \(\theta\) ranges over all real values, what is the maximum value of
\[ (18 \sin \theta + 3 \cos \theta ) ^2 ? \]
Excel in math and science
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What are the maximum and minimum values of \(-16\sin x+16\sqrt{3}\cos x?\)
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In the interval \([0,4\pi],\) find the sum of all the solutions to the equation \[2\sqrt{6}\sin\left(x+\frac{\pi}{5}\right)-2\sqrt{2}\cos\left(x+\frac{\pi}{5}\right)=2\sqrt{6}.\]
Excel in math and science
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What is the largest possible value of \( 15\sin x +8\cos x,\) where \(x\) is a real number?
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by Brilliant Staff