CLASS 9 MATHS IMPORTANT QUESTION
SCORE CBSE Chapter 1: Number Systems Important Topics: Real numbers Irrational numbers Rational numbers Laws of exponents Important Questions: Express 5.272727... as a rational number. Prove that √2 is irrational. Simplify (2x^3 y^4)^2 and give the result in standard form. Show that the sum of a rational number and an irrational number is irrational. Chapter 2: Polynomials Important Topics: Definition of polynomials Types of polynomials (linear, quadratic, cubic) Zeros of a polynomial Important Questions: Find the zeros of the polynomial x² - 5x + 6. If x + 1 is a factor of the polynomial x² + x - 6, find the other factor. Verify that (x - 2) is a factor of x² - 4x + 4. Factorize the polynomial x² + 7x + 12. Chapter 3: Coordinate Geometry ...
