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Class 12 Mathematics Trigonometric Functions Trigonometric functions and their propertiesHardLevel 70

If (\sec x+\tan x=3), what is the value of (\sec x-\tan x)?

Answer and explanation

Correct answer: ( \frac{1}{3} )

Since ((\sec x+\tan x)(\sec x-\tan x)=1), the other factor is (\frac{1}{3}). In exams, identify reciprocal pairs.

Tags

trigonometric-functionsidentitysecant

Frequently asked questions

What is the correct answer to this question?

( \frac{1}{3} )

Why is this the correct answer?

Since ((\sec x+\tan x)(\sec x-\tan x)=1), the other factor is (\frac{1}{3}). In exams, identify reciprocal pairs.

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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