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JEE Main Practice: Complex Numbers, Quadratics, Sequences and Counting
This includes
- 10 questions · 40 marks
- 25 minutes
- Language: English
About quiz
10 questions from JEE Main Mathematics Units 2, 4, 5, 6 and 7 with JEE marking.
Test details
10Questions
40Marks
25 minDuration
1Sections
10 questions · 4 marks each · −1 for a wrong multiple-choice answer. Solutions are shown after you submit.
Practice questions
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Q1. If z = 1 + i, what is |z|²? (4 marks)
Q2. What is i²⁰²⁶? (4 marks)
Q3. What is the sum of the roots of 2x² − 6x + 3 = 0? (4 marks)
Q4. If α and β are the roots of x² − 5x + 6 = 0, find α² + β². (4 marks)
Q5. Find the sum 1 + 2 + 3 + … + 20. (4 marks)
Q6. What is the 10th term of the geometric progression 3, 6, 12, …? (4 marks)
Q7. If ⁿC₂ = 45, what is n? (4 marks)
Q8. How many distinct arrangements of the letters of LEVEL are there? (4 marks)
Q9. What is the coefficient of x² in (1 + x)⁶? (4 marks)
Q10. Evaluate lim(x→0) sin(3x) / x. (4 marks)
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