CBSE Class 9 Maths Introduction to Linear Polynomials (Class 9 NCERT New) Quiz 8

1. What is the constant in the polynomial x2 - 2x + 5?

A 1 B 2 C 5 D 0

2. What is the leading coefficient in the polynomial 3x2 - 2x + 5?

A 3 B 2 C 5 D 0

3. a²-b²=

A 2x² + x - 3 B (a+b) (a-b) C 12y² - 20y + 3

4. What is the degree of a non-zero constant polynomial ?

A 3 B 50 C 0

5. Classify as linear or quadratic polynomial: 1 + x

A Linear B Quadratic

6. Find the value of 5x - 4x^2 + 3 at x=0

A 0 B 3 C 7 D 4

7. Find zero of the polynomial: p(x) = 3x

A -3 B 3 C 0 D 9

8. (104)^3

A 999999 B 1124864 C 364895

9. Use middle-term split for the following expression: 25a^2 - 35a + 12

A (5a-3) (5a-4) B 0 C (7a-3) (5y+4)

10. x^3 + y^3 + z^3 -3xyz =

A (x+y+z) (x^2+y^2+z^2-xy-yz-zx) B (x+y+z) (x^2-y^2-z^2+xy+yz+zx) C x^2 + y^2 + z^2 + 2xy + 2yz + 2xz