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Questions and Answers
In which chapter of the class 9 Maths textbook would you find the concept of quadratic equations?
In which chapter of the class 9 Maths textbook would you find the concept of quadratic equations?
- Chapter 3: Coordinate Geometry
- Chapter 1: Number Systems
- Chapter 4: Linear Equations in Two Variables
- Chapter 2: Polynomials (correct)
What is the degree of the polynomial $3x^2 + 4x - 7$?
What is the degree of the polynomial $3x^2 + 4x - 7$?
- 1
- 4
- 2 (correct)
- 3
Which of the following is a factor of the quadratic expression $2x^2 + 5x - 3$?
Which of the following is a factor of the quadratic expression $2x^2 + 5x - 3$?
- $(x + 2)$
- $(3x + 4)$
- $(x - 1)$
- $(2x - 3)$ (correct)
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Study Notes
Quadratic Equations in Class 9 Maths
- The concept of quadratic equations is found in the Class 9 Maths textbook.
Degree of a Polynomial
- The degree of the polynomial $3x^2 + 4x - 7$ is 2, indicating the highest power of the variable (x) in the expression.
Factors of Quadratic Expressions
- Factors of the quadratic expression $2x^2 + 5x - 3$ need to be determined.
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