Question Paper
Class / Subject: Class 10 (SSC) · Mathematics - Algebra (बीजगणित)
Chapter: Chapter 2 — Chapter 2: Quadratic Equations
Time Allowed: 32 minutes
Max Marks: 16
1. What is the quadratic formula? [1]
(A) x=(-b±√(b²-4ac))÷2a
(B) x=-b÷2a
(C) x=b²-4ac
(D) x=a+b+c
2. What is the discriminant? [1]
(A) b²-4ac
(B) a+b+c
(C) 2a
(D) -b
3. What does a positive discriminant indicate? [1]
(A) Two real roots
(B) One repeated root
(C) No real roots
(D) Three roots
4. What does a zero discriminant indicate? [1]
(A) One repeated root
(B) Two real roots
(C) No real roots
(D) Three roots
5. What does a negative discriminant indicate? [1]
(A) No real roots
(B) Two real roots
(C) One repeated root
(D) Three roots
6. What is factorisation method for quadratics? [1]
(A) Expressing as a product of two linear factors
(B) Only using the formula
(C) Ignoring the equation
(D) Adding all terms together
7. What real-life problems use quadratics? [1]
(A) Area, projectile motion, speed
(B) Only abstract theory
(C) Nothing real-life
(D) Only geometry
8. Why learn quadratic equations? [1]
(A) Essential for real-life problem solving
(B) No reason
(C) It's not useful
(D) Only for tests
9. What is the quadratic formula? [1]
(A) x=(-b±√(b²-4ac))÷2a
(B) x=-b÷2a
(C) x=b²-4ac
(D) x=a+b+c
10. What is the discriminant? [1]
(A) b²-4ac
(B) a+b+c
(C) 2a
(D) -b
11. What does a positive discriminant indicate? [1]
(A) Two real roots
(B) One repeated root
(C) No real roots
(D) Three roots
12. What does a zero discriminant indicate? [1]
(A) One repeated root
(B) Two real roots
(C) No real roots
(D) Three roots
13. What does a negative discriminant indicate? [1]
(A) No real roots
(B) Two real roots
(C) One repeated root
(D) Three roots
14. What is factorisation method for quadratics? [1]
(A) Expressing as a product of two linear factors
(B) Only using the formula
(C) Ignoring the equation
(D) Adding all terms together
15. What real-life problems use quadratics? [1]
(A) Area, projectile motion, speed
(B) Only abstract theory
(C) Nothing real-life
(D) Only geometry
16. Why learn quadratic equations? [1]
(A) Essential for real-life problem solving
(B) No reason
(C) It's not useful
(D) Only for tests