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Class 12 Mathematics Trigonometric Functions Trigonometric functions and their propertiesHardLevel 70

What is the minimum value of (f(x)=4+3\cos 2x)?

Answer and explanation

Correct answer: (1)

The minimum value of (\cos 2x) is (-1), so (4+3(-1)=1). In exams, remember the range of (\cos x) for maximum and minimum.

Tags

trigonometric-functionsminimumcosine

Frequently asked questions

What is the correct answer to this question?

(1)

Why is this the correct answer?

The minimum value of (\cos 2x) is (-1), so (4+3(-1)=1). In exams, remember the range of (\cos x) for maximum and minimum.

Which subject and chapter does this question cover?

This is a Class 12 Mathematics question. Chapter: Trigonometric Functions. Topic: Trigonometric functions and their properties.

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