JEE Advanced 2021 Paper 1 Mathematics Question paper with answer key pdf conducted on October 3, 2021 is available for download. The exam was successfully organized by Indian Institute of Technology, Kharagpur. In terms of difficulty level, JEE Advanced was of Moderate level. The question paper comprised a total of 19 questions divided among Four sections.
JEE Advanced 2021 Paper 1 Mathematics Question Paper with Answer Key PDF in English
| JEE Advanced 2021 Paper 1 Mathematics Question Paper | JEE Advanced 2021 Paper 1 Mathematics Answer Key |
|---|---|
| Download PDF | Download PDF |
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JEE Advanced Questions
1. Find the smallest number that leaves a remainder of 4 on division by 5, 5 on division by 6, 6 on division by 7, 7 on division by 8 and 8 on division by 9?
Find the smallest number that leaves a remainder of 4 on division by 5, 5 on division by 6, 6 on division by 7, 7 on division by 8 and 8 on division by 9?
2519
5039
1079
979
4. When the positive number a is rounded to the nearest tenth, the result is the number b. What is the tenths digit of a? (1) When a is rounded to the nearest integer, the result is less than a. (2) When b is rounded to the nearest integer, the result is greater than b.
When the positive number a is rounded to the nearest tenth, the result is the number b. What is the tenths digit of a? (1) When a is rounded to the nearest integer, the result is less than a. (2) When b is rounded to the nearest integer, the result is greater than b.
- $x \in R : \frac{2x -1}{x^3 + 4x^2 + 3x} \in R$
- When the positive number
5. When the positive number a is rounded to the nearest tenth, the result is the number b. What is the tenths digit of a? (1) When a is rounded to the nearest integer, the result is less than a. (2) When b is rounded to the nearest integer, the result is greater than b.
When the positive number a is rounded to the nearest tenth, the result is the number b. What is the tenths digit of a? (1) When a is rounded to the nearest integer, the result is less than a. (2) When b is rounded to the nearest integer, the result is greater than b.
- When.
- When the
6. x, y, z are integer that are side of an obtuse-angled triangle. If xy = 4, find z.
x, y, z are integer that are side of an obtuse-angled triangle. If xy = 4, find z.
3
2
1
More than one possible value of z exists.
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