“Top 20 Maths Important Questions for JEE 2025 | MCQs with Answers”

 “Top 20 Maths Important Questions for JEE 2025 | MCQs with Answers”

Preparing for JEE 2025 Mathematics? Success in competitive exams like JEE Main and JEE Advanced depends on mastering important topics and practicing MCQs with answers. At MCQJourney.com, we bring you a curated set of 20 Maths Important JEE Questions covering Algebra, Calculus, Trigonometry, Probability, and Coordinate Geometry. These JEE Maths MCQs are designed to strengthen your problem-solving skills and boost exam confidence. Each question is provided with a clear answer, making it easy for students to self-assess and revise quickly. Whether you are targeting IIT JEE, engineering entrance exams, or simply brushing up on your mathematics concepts, this post is optimized for exam preparation, MCQs, and current education trends. Bookmark this page for daily practice and stay ahead in your preparation journey. With MCQ Journey, learning becomes simple, effective, and exam-oriented.

🔢 20 Maths Important JEE MCQs with Answers

1. If $x^2-5x+6=0x^2\; -\; 5x\; +\; 6\; =\; 0$, then the roots are:

   • (A) 2, 3

   • (B) -2, -3

   • (C) 1, 6

   • (D) None

   • Answer: (A) 2, 3

2. The derivative of $\sin x\backslash sin\; x$ is:

   • (A) cos x

   • (B) -cos x

   • (C) -sin x

   • (D) None 

   • Answer: (A) cos x

3. The value of ${\int }_0^{\pi }\sin xdx\backslash int\_0^\backslash pi\; \backslash sin\; x\; \backslash ,\; dx$ is:

   • (A) 0

   • (B) 1

   • (C) 2

   • (D) π

   • Answer: (C) 2

4. If $\tan A=\frac{3}{4}\backslash tan\; A\; =\; \backslash frac\{3\}\{4\}$, then $\sin A\backslash sin\; A$ is:

   • (A) 3/5

   • (B) 4/5

   • (C) 5/3

   • (D) None

   • Answer: (A) 3/5

5. The slope of the line $2x+3y=62x\; +\; 3y\; =\; 6$ is:

   • (A) -2/3

   • (B) 2/3

   • (C) 3/2

   • (D) None

   • Answer: (A) -2/3

6. The probability of getting a head in a coin toss is:

   • (A) 1/2

   • (B) 1/3

   • (C) 1/4

   • (D) 1

   • Answer: (A) 1/2

7. The sum of first 10 natural numbers is:

   • (A) 45

   • (B) 55

   • (C) 50

   • (D) 60

   • Answer: (B) 55

8. The value of ${\lim }_{x\to 0}\frac{\sin x}{x}\backslash lim\_\{x\; \backslash to\; 0\}\; \backslash frac\{\backslash sin\; x\}\{x\}$ is:

   • (A) 0

   • (B) 1

   • (C) ∞

   • (D) None 

   • Answer: (B) 1

9. The equation of a circle with center (0,0) and radius 5 is:

   • (A) x² + y² = 25

   • (B) x² + y² = 5

   • (C) x² + y² = 10

   • (D) None 

   • Answer: (A) x² + y² = 25

10. The expansion of $(a+b{)}^2(a+b)^2$ is:

    • (A) a² + b²

    • (B) a² + 2ab + b²

    • (C) a² - 2ab + b²

    • (D) None 

    • Answer: (B) a² + 2ab + b²

11. If $\log 100=x\backslash log\; 100\; =\; x$, then x =:

    • (A) 1

    • (B) 2

    • (C) 3

    • (D) None

    • Answer: (B) 2

12. The value of $\cos 0\mathrm{°}\backslash cos\; 0°$ is:

    • (A) 0

    • (B) 1

    • (C) -1

    • (D) None 

    • Answer: (B) 1

13. The sum of roots of $x^2-7x+12=0x^2\; -\; 7x\; +\; 12\; =\; 0$ is:

    • (A) 7

    • (B) 12

    • (C) -7

    • (D) None 

    • Answer: (A) 7

14. The determinant of is:

    • (A) -2

    • (B) -5

    • (C) -1

    • (D) None 

    • Answer: (B) -2

15. The value of ${\sin }^{2}A+co{s}^{2}A\backslash sin^2\; A\; +\; cos^2\; A$ is:

    • (A) 0

    • (B) 1

    • (C) 2

    • (D) None 

    • Answer: (B) 1

16. The derivative of $x^{2}x^2$ is:

    • (A) 2x

    • (B) x

    • (C) x²

    • (D) None 

    • Answer: (A) 2x

17. The value of $\sqrt{81}\backslash sqrt\{81\}$ is:

    • (A) 8

    • (B) 9

    • (C) 10

    • (D) None 

    • Answer: (B) 9

18. The sum of angles in a triangle is:

    • (A) 90°

    • (B) 180°

    • (C) 360°

    • (D) None

    • Answer: (B) 180°

19. The value of $\tan 45\mathrm{°}\backslash tan\; 45°$ is:

    • (A) 0

    • (B) 1

    • (C) ∞

    • (D) None 

    • Answer: (B) 1

20. The value of $\frac{d}{dx}(e^x)\backslash frac\{d\}\{dx\}(e^x)$ is:

• (A) e^x

• (B) 1

• (C) 0

• (D) None

• Answer: (A) e^x

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