NCERT MCQs For Class-9 Chapter-2 Polynomial | EduGrown

NCERT MCQs For Class-9 Chapter-2 Polynomial

1.  Which one is not a polynomial     

 (a)   4x² + 2x – 1 (b)    (c)   x³ – 1 (d)   y² + 5y + 1

Answers:-(b)

2.  The polynomial px² + qx + rx⁴ + 5 is of tyep     

 (a)   linear (b)   quadratic (c)   cubic (d)   Biquadratic

Answers:-(d)

3.  Identify the polynomial      

(a)   x^–2 + x^–1 + 5 (b)    c)    (d)   3x² + 7

Answers:-(d)

4.  The zero of the polynomial p(x) = 2x + 5 is  

    (a)   2 (b)   5 (c)    (d)   

Answers:-(d)

5.  The number of zeros of x² + 4x + 2     

 (a)   1 (b)   2 (c)   3 (d)   none of these

Answers:-(b)

6.  The polynomial of type ax² + bx + c, a = 0 is of type     

 (a)   linear (b)   quadratic (c)   cubic (d)   Biquadratic

Answers:- (a)

7.  The value of k, if (x – 1) is a factor of 4x³ + 3x² – 4x + k, is 

    (a)   1 (b)   2 (c)   –3 (d)   3

Answers:-(c)

8.  The degree of polynomial  is  

    (a)   0 (b)   2 (c)   1 (d)   3

Answers:-(c)

9.  If 3 + 5 – 8 = 0, then the value of (3)³ + (5)³ – (8)³ is    

  (a)   260 (b)   –360 (c)   –160 (d)   160

Answers:-(b)

10.  If value of 104 × 96 is    

  (a)   9984 (b)   9469 (c)   10234 (d)   11324

Answers:-(a)

11.  The value of 5.63 × 5.63 + 11.26 × 2.37 + 2.37 × 2.37 is    

  (a)   237 (b)   126 (c)   56 (d)   64

Answers:-(d)

12.  The value of      

 (a)   300 (b)   500 (c)   400 (d)   600

Answers:-(b)

13.  If x + y = 3, x² + y² = 5 then xy is    

  (a)   1 (b)   3 (c)   2 (d)   5

Answers:-(c)

14.  If x + 2 is a factor of x³ – 2ax² + 16, then value of a is  

    (a)   3 (b)   1 (c)   4 (d)   2

Answers:-(b)

15.  If one of the factor of x² + x – 20 is (x + 5). Find the other   

   (a)   x – 4 (b)   x + 2 (c)   x + 4 (d)   x – 5

Answers:-(A)

NCERT Quick revision Notes Of Chapter-2 Polynomials

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