9th Grade Quadratic With Complex Quizzes, Questions & Answers

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9th Grade

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Quiz - 1 For Class X (Quadratic Equation)

This quiz for Class X focuses on quadratic equations, testing knowledge on real and distinct roots, conditions for equal roots, and relationships between coefficients and roots. It enhances problem-solving skills and prepares...

Questions: 10 | Attempts: 423 | Last updated: Apr 15, 2024

Sample Question 1
If the equation x2 + 4x + k = 0 has a real and distinct roots, then

K < 4

K > 4

K ≥ 4

K ≤4

Sample Question 2
If the equation x2 - ax + 1 = 0 has two distinct roots, then

|a|= 2

|a| < 2

|a| > 2

None of these

Sample Question 3
If ax2 + bx + c = 0 has equal roots, then c= ?

-b/2a

B/2a

- b2/2a

B2/4a