EduSahara™ Assignment
Name : Polynomial Division1
Chapter : Polynomials and Factorisation
Grade : SSC Grade IX
License : Non Commercial Use
Question 1
1.
    • The quotient when
    • 2
      y
    • is divided by
    • 7
    • is
  • (i)
    4

    7
    y
  • (ii)
    2

    7
    y
  • (iii)
    2

    9
    y
  • (iv)
    2

    5
    y
  • (v)
    0
Question 2
2.
    • The quotient when
    • 9
      b
      2
       
    • is divided by
    • (
      b
      +
      9
      )
    • is
  • (i)
    (
    8
    b
    81
    )
  • (ii)
    (
    12
    b
    81
    )
  • (iii)
    (
    7
    b
    81
    )
  • (iv)
    (
    10
    b
    81
    )
  • (v)
    (
    9
    b
    81
    )
Question 3
3.
    • The quotient when
    • (
      x
      9
      )
    • is divided by
    • (
      x
      9
      )
    • is
  • (i)
    2
  • (ii)
    0
  • (iii)
    (
    2
    )
  • (iv)
    (
    3
    )
  • (v)
    (
    1
    )
Question 4
4.
    • The quotient when
    • (
      2
      p
      2
       
      +
      3
      p
      +
      2
      )
    • is divided by
    • (
      p
      4
      )
    • is
  • (i)
    (
    3
    p
    +
    11
    )
  • (ii)
    (
    5
    p
    +
    11
    )
  • (iii)
    (
    2
    p
    +
    11
    )
  • (iv)
    11
  • (v)
    (
    p
    +
    11
    )
Question 5
5.
    • The quotient when
    • (
      g
      2
       
      8
      g
      )
    • is divided by
    • (
      g
      5
      )
    • is
  • (i)
    (
    3
    )
  • (ii)
    (
    2
    g
    3
    )
  • (iii)
    (
    g
    3
    )
  • (iv)
    (
    2
    g
    3
    )
  • (v)
    (
    4
    g
    3
    )
Question 6
6.
    • The quotient when
    • (
      5
      p
      3
       
      +
      3
      p
      3
      )
    • is divided by
    • (
      p
      2
       
      2
      p
      15
      )
    • is
  • (i)
    (
    6
    p
    10
    )
  • (ii)
    (
    4
    p
    10
    )
  • (iii)
    (
    3
    p
    10
    )
  • (iv)
    (
    7
    p
    10
    )
  • (v)
    (
    5
    p
    10
    )
Question 7
7.
    • The quotient when
    • (
      2
      b
      4
       
      +
      9
      b
      3
       
      2
      b
      2
       
      +
      4
      b
      +
      3
      )
    • is divided by
    • (
      b
      9
      )
    • is
  • (i)
    (
    2
    b
    3
     
    +
    27
    b
    2
     
    +
    241
    b
    +
    2173
    )
  • (ii)
    (
    27
    b
    2
     
    +
    241
    b
    +
    2173
    )
  • (iii)
    (
    4
    b
    3
     
    +
    27
    b
    2
     
    +
    241
    b
    +
    2173
    )
  • (iv)
    (
    3
    b
    3
     
    +
    27
    b
    2
     
    +
    241
    b
    +
    2173
    )
  • (v)
    (
    b
    3
     
    +
    27
    b
    2
     
    +
    241
    b
    +
    2173
    )
Question 8
8.
    • The quotient when
    • (
      r
      5
       
      6
      r
      4
       
      3
      r
      3
       
      9
      r
      2
       
      3
      r
      6
      )
    • is divided by
    • (
      r
      +
      5
      )
    • is
  • (i)
    (
    r
    4
     
    11
    r
    3
     
    +
    52
    r
    2
     
    269
    r
    +
    1342
    )
  • (ii)
    (
    2
    r
    4
     
    11
    r
    3
     
    +
    52
    r
    2
     
    269
    r
    +
    1342
    )
  • (iii)
    (
    2
    r
    4
     
    11
    r
    3
     
    +
    52
    r
    2
     
    269
    r
    +
    1342
    )
  • (iv)
    (
    3
    r
    4
     
    11
    r
    3
     
    +
    52
    r
    2
     
    269
    r
    +
    1342
    )
  • (v)
    (
    11
    r
    3
     
    +
    52
    r
    2
     
    269
    r
    +
    1342
    )
Question 9
9.
    • The remainder when
    • (
      5
      u
      )
    • is divided by
    • (
      5
      )
    • is
  • (i)
    0
  • (ii)
    (
    3
    )
  • (iii)
    3
  • (iv)
    1
  • (v)
    (
    1
    )
Question 10
10.
    • The remainder when
    • (
      9
      c
      4
       
      +
      c
      3
       
      4
      c
      2
       
      +
      2
      c
      )
    • is divided by
    • (
      c
      2
       
      +
      c
      20
      )
    • is
  • (i)
    (
    395
    c
    3880
    )
  • (ii)
    (
    399
    c
    3880
    )
  • (iii)
    (
    397
    c
    3880
    )
  • (iv)
    (
    393
    c
    3880
    )
  • (v)
    (
    396
    c
    3880
    )
Question 11
11.
    • (
      2
      x
      3
       
      11
      x
      2
       
      +
      17
      x
      6
      )
    • ÷
    • (
      2
      x
      2
       
      7
      x
      +
      3
      )
    • =
  • (i)
    (
    x
    +
    2
    )
  • (ii)
    (
    2
    x
    2
    )
  • (iii)
    (
    x
    2
    )
  • (iv)
    (
    x
    2
    )
  • (v)
    (
    2
    )
Question 12
12.
    • (
      4
      x
      4
       
      +
      27
      x
      2
       
      +
      25
      x
      +
      6
      )
    • ÷
    • (
      2
      x
      3
       
      +
      x
      2
       
      +
      13
      x
      +
      6
      )
    • =
  • (i)
    (
    x
    +
    1
    )
  • (ii)
    (
    2
    x
    +
    1
    )
  • (iii)
    (
    3
    x
    +
    1
    )
  • (iv)
    (
    2
    x
    1
    )
  • (v)
    (
    2
    x
    +
    1
    )
Question 13
13.
    • (
      18
      x
      5
       
      96
      x
      4
       
      120
      x
      3
       
      +
      60
      x
      2
       
      +
      138
      x
      +
      36
      )
    • divided by
    • (
      6
      x
      3
       
      18
      x
      2
       
      +
      6
      x
      +
      18
      )
    • =
  • (i)
    (
    3
    x
    2
     
    +
    7
    x
    +
    2
    )
  • (ii)
    (
    3
    x
    2
     
    7
    x
    +
    2
    )
  • (iii)
    (
    3
    x
    2
     
    +
    7
    x
    2
    )
  • (iv)
    (
    3
    x
    2
     
    +
    8
    x
    +
    2
    )
  • (v)
    (
    3
    x
    2
     
    +
    6
    x
    +
    2
    )
Question 14
14.
    • (
      324
      x
      3
       
      y
      3
       
      +
      36
      x
      3
       
      y
      2
       
      )
    • ÷
    • 6
      x
      2
       
      y
    • =
  • (i)
    (
    54
    x
    2
     
    y
    3
     
    +
    6
    x
    y
    )
  • (ii)
    (
    54
    x
    y
    2
     
    +
    6
    y
    2
     
    )
  • (iii)
    (
    54
    x
    2
     
    y
    4
     
    +
    6
    x
    y
    )
  • (iv)
    (
    54
    x
    y
    2
     
    +
    6
    x
    y
    )
  • (v)
    (
    6
    x
    y
    2
     
    z
    +
    54
    x
    y
    2
     
    )
Question 15
15.
    • (
      648
      x
      3
       
      y
      3
       
      z
      2
       
      +
      324
      x
      2
       
      y
      3
       
      z
      2
       
      +
      36
      x
      2
       
      y
      2
       
      z
      3
       
      )
    • ÷
    • 6
      x
      y
      z
    • =
  • (i)
    (
    108
    x
    3
     
    y
    3
     
    z
    +
    54
    x
    y
    2
     
    z
    +
    6
    x
    y
    z
    2
     
    )
  • (ii)
    (
    108
    x
    2
     
    y
    2
     
    z
    +
    54
    x
    y
    3
     
    z
    2
     
    +
    6
    x
    y
    z
    2
     
    )
  • (iii)
    (
    108
    x
    2
     
    y
    2
     
    z
    +
    6
    x
    y
    z
    2
     
    +
    54
    y
    3
     
    z
    )
  • (iv)
    (
    108
    x
    3
     
    y
    4
     
    z
    +
    54
    x
    y
    2
     
    z
    +
    6
    x
    y
    z
    2
     
    )
  • (v)
    (
    108
    x
    2
     
    y
    2
     
    z
    +
    54
    x
    y
    2
     
    z
    +
    6
    x
    y
    z
    2
     
    )
Question 16
16.
    • Factorize and divide
    • (
      64
      x
      4
       
      148
      x
      2
       
      +
      9
      )
    • ÷
    • (
      8
      x
      2
       
      +
      10
      x
      3
      )
  • (i)
    (
    8
    x
    2
     
    10
    x
    3
    )
  • (ii)
    (
    5
    x
    2
     
    10
    x
    3
    )
  • (iii)
    (
    11
    x
    2
     
    10
    x
    3
    )
  • (iv)
    (
    7
    x
    2
     
    10
    x
    3
    )
  • (v)
    (
    9
    x
    2
     
    10
    x
    3
    )
Question 17
17.
    • Factorize and divide
    • (
      3
      x
      4
       
      26
      x
      3
       
      +
      17
      x
      2
       
      +
      166
      x
      +
      120
      )
    • ÷
    • (
      x
      2
       
      +
      5
      x
      +
      6
      )
  • (i)
    (
    3
    x
    2
     
    +
    19
    x
    20
    )
  • (ii)
    (
    x
    2
     
    +
    11
    x
    30
    )
  • (iii)
    (
    3
    x
    2
     
    19
    x
    20
    )
  • (iv)
    (
    3
    x
    2
     
    11
    x
    +
    20
    )
  • (v)
    (
    3
    x
    2
     
    +
    11
    x
    +
    20
    )
Question 18
18.
    • Which of the following are true ?
a)
If p(a) = 0, then (x + a) perfectly divides p(x)
b)
Division of a polynomial with another polynomial stops when the degree of the remainder equals the degree of the divisor
c)
If p(x) is divided by (x - a), the remainder is p(a)
d)
If the degree of p(x) is less then the degree of d(x), we should not divide p(x) with d(x)
  • (i)
    {a,b,c}
  • (ii)
    {a,d,c}
  • (iii)
    {c,d}
  • (iv)
    {a,c}
  • (v)
    {b,d}
Question 19
19.
    • (
      20
      x
      4
       
      +
      20
      x
      3
       
      )
    • ÷
    • 5
      x
      2
       
  • (i)
    (
    4
    x
    2
     
    +
    4
    x
    )
  • (ii)
    (
    4
    x
    2
     
    +
    4
    x
    )
  • (iii)
    (
    4
    x
    2
     
    4
    x
    )
  • (iv)
    (
    3
    x
    2
     
    +
    4
    x
    )
  • (v)
    (
    4
    x
    2
     
    +
    5
    x
    )
Question 20
20.
    • (
      2
      x
      4
       
      +
      10
      x
      3
       
      +
      12
      x
      2
       
      )
    • ÷
    • (
      2
      x
      2
       
      +
      4
      x
      )
  • (i)
    3
    x
  • (ii)
    (
    x
    2
     
    +
    3
    x
    )
  • (iii)
    (
    x
    2
     
    +
    3
    x
    )
  • (iv)
    (
    x
    2
     
    3
    x
    )
  • (v)
    (
    x
    2
     
    +
    4
    x
    )
Question 21
21.
    • (
      2
      x
      4
       
      +
      8
      x
      3
       
      34
      x
      2
       
      120
      x
      )
    • ÷
    • (
      2
      x
      2
       
      2
      x
      24
      )
  • (i)
    (
    x
    2
     
    +
    6
    x
    )
  • (ii)
    (
    x
    2
     
    +
    4
    x
    )
  • (iii)
    (
    x
    2
     
    +
    5
    x
    )
  • (iv)
    (
    x
    2
     
    5
    x
    )
  • (v)
    (
    x
    2
     
    +
    5
    x
    )
    Assignment Key

  •  1) (ii)
  •  2) (v)
  •  3) (v)
  •  4) (iii)
  •  5) (iii)
  •  6) (v)
  •  7) (i)
  •  8) (i)
  •  9) (i)
  •  10) (v)
  •  11) (iii)
  •  12) (v)
  •  13) (i)
  •  14) (iv)
  •  15) (v)
  •  16) (i)
  •  17) (v)
  •  18) (iii)
  •  19) (i)
  •  20) (ii)
  •  21) (iii)