Mathematics - Trigonometric Equations
Practise 3 IAT (IISER) previous year questions on Trigonometric Equations, compiled from papers spanning 2017 to 2020. Each question is pulled directly from the actual exam paper it appeared in, so you're practising in the exact style and difficulty IAT (IISER) tests.
Trigonometric Equations has been asked in 3 of the 9 years of IAT (IISER) papers analysed (2017–2026), with 3 questions in all. 33% of them were easy, 67% moderate and 0% tough. Most of its questions came from 2020, with 1 question that year. In the last three years (2023–2026) it had 0 questions across 3 papers, about 0 per paper.
The chapter's 2 topics are not weighted equally: Solving Trigonometric Equation (2 questions, 67%) and Basic (1 question, 33%) have been asked the most.
- 1If is the set of all points satisfying the equation , then which of the following statements is correct?2020Basic
- 2How many solutions does the equation have in the interval ?2019Solving Trigonometric Equation
- 3The number of solutions of the equation in the interval is2017Solving Trigonometric Equation
Frequently Asked Questions
1.How many questions are available for Trigonometric Equations?
This chapter includes 3 questions compiled from IAT (IISER) papers spanning 2017 to 2020.
2.Are these questions only from IAT (IISER), or from other exams too?
These are IAT (IISER) questions specifically for the Trigonometric Equations chapter. Questions from other exams like JEE Main or NTA Abhyas (JEE Main) are organised separately under their respective exam sections.
3.Is Trigonometric Equations an important chapter for IAT (IISER) Mathematics?
Trigonometric Equations has appeared in 3 of the 10 years of IAT (IISER) papers covered here, with 3 questions across 3 papers - about one per paper it appears in.
4.What is the difficulty level of Trigonometric Equations questions in IAT (IISER)?
Of the 3 questions analysed for this chapter, 33% are easy, 67% moderate and 0% tough. 2020 had the most, with 1 question.
5.Which topics in Trigonometric Equations should I focus on?
These topics have carried the most weightage in Trigonometric Equations:
- Solving Trigonometric Equation - 2 questions (67%)
- Basic - 1 question (33%)
6.Is Trigonometric Equations's weightage in IAT (IISER) going up or down?
Across all 3 papers analysed, Trigonometric Equations has averaged about 1.0 questions per paper. In the last three years (2023–2026), that average has fallen, at about 0.0 questions per paper. Use the year-wise numbers on this page for the exact trend before you decide how much time to give it.