Trigonometry - Trigonometric Equations

Trigonometry - Trigonometric Equations

TGM Original Questions

Given that \(\sec x = m\) has no solution, find the range of \(m\).
Given that \(\operatorname{cosec}^2 x = k\) has no solution, find the range of \(k\).

Video Solution:

Video solution locked

A free account saves your progress; this video needs a course plan.

Create free account Sign in Get the A Math course · from S$39.98/mo

Solution:

Solution locked

680+ questions here come with free worked solutions. A free account saves your questions and progress; this one needs a course plan.

Create free account Sign in Get the A Math course · from S$39.98/mo A Math tuition

Create a free account to practise similar questions.

Create free account Sign in Get the A Math course · from S$39.98/mo A Math tuition

Answer:(i) -1 < m < 1; (ii) k < 1, or 0 < k < 1 if k is assumed positive

Need help? Join our A-Maths tuition classes.