Mathematics - Trigonometric Equation Question with Solution | TestHub

MathematicsTrigonometric EquationTrigonometric EquationMedium3 minQB

MathematicsMediuminteger

How many solutions does $cos^{4} x - sin^{36} x = 1$ have in $[0, 2 π]$ ?

Answer:

Solution:

Equality requires $cos^{4} x = 1$ and $sin^{36} x = 0$ . Thus $x = 0, π, 2 π$ .

Stream:JEESubject:MathematicsTopic:Trigonometric EquationSubtopic:Trigonometric Equation

⏱ 3mℹ️ Source: QB

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