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Number Sense - Polynomials

  • 1) Write down the number of terms, coefficient of x (if any) and constant (if any) of the following expressions.6x

  •   Number of terms = 1 Coefficient of x = 6 Constant =Nil
  •   Number of terms = 1 Coefficient of x = Nil Constant =Nil
  •   Number of terms = Nil Coefficient of x = 1 Constant = 6
  •   Number of terms =1 Coefficient of x = Nil Constant = 6

  • Answer: Number of terms = 1 Coefficient of x = 6 Constant =Nil

  • 2) Write down the number of terms, coefficient of x (if any) and constant (if any) of the following expressions. 3x +5y

  •   Number of terms = 2 Coefficient of x = 3 Constant = Nil
  •   Number of terms =Nil Coefficient of x = 2 Constant = Nil
  •   Number of terms =1 Coefficient of x = 3 Constant = Nil
  •   Number of terms =2 Coefficient of x = Nil Constant = 3

  • Answer: Number of terms = 2 Coefficient of x = 3 Constant = Nil

  • 3) Write down the number of terms, coefficient of x (if any) and constant (if any) of the following expression. 4x² - 7x +5

  •   Number of terms = 3 Coefficient of x = -7 Constant = 5
  •   Number of terms =3 Coefficient of x = Nil Constant = Nil
  •   Number of terms =2 Coefficient of x = 4 Constant = 2
  •   Number of terms =Nil Coefficient of x = 4 Constant = Nil

  • Answer: Number of terms = 3 Coefficient of x = -7 Constant = 5

  • 4) Write down the number of terms, coefficient of x (if any) and constant (if any) of the following expression. 16 +5x

  •   Number of terms = 3 Coefficient of x = 7 Constant =6
  •   Number of terms = 4 Coefficient of x = 5 Constant = 6
  •   Number of terms = 2 Coefficient of x =5 Constant =16
  •   Number of terms =1 Coefficient of x = 5 Constant = 6

  • Answer: Number of terms = 2 Coefficient of x =5 Constant =16

  • 5) Write down the number of terms, coefficient of x (if any) and constant (if any) of the following expression. 4x³ -7x + 2x² - 8

  •   Number of terms = 2 Coefficient of x =-9 Constant =-4
  •   Number of terms = 4 Coefficient of x =-7 Constant =-8
  •   Number of terms = 5 Coefficient of x =-4 Constant =NIL
  •   Number of terms = 2 Coefficient of x =-7 Constant =-7

  • Answer: Number of terms = 4 Coefficient of x =-7 Constant =-8

  • 6) Write down the number of terms, coefficient of x (if any) and constant (if any) of the following expression. 2x – 3y + 7

  •   Number of terms = 2 Coefficient of x = 3 Constant = -3
  •   Number of terms = Nil Coefficient of x = 4 Constant = Nil
  •   Number of terms = 3 Coefficient of x = 2 Constant = 7
  •   Number of terms = 2 Coefficient of x = 3 Constant = 2

  • Answer: Number of terms = 3 Coefficient of x = 2 Constant = 7

  • 7) Write down the number of terms, coefficient of x (if any) and constant (if any) of the following expression. 7x² – 6x + 5

  •   Number of terms = 2 Coefficient of x = 5 Constant = -6
  •   Number of terms = 3 Coefficient of x = Nil Constant = Nil
  •   Number of terms = 3 Coefficient of x = -6 Constant = 5
  •   Number of terms = 2 Coefficient of x = -6 Constant = Nil

  • Answer: Number of terms = 3 Coefficient of x = -6 Constant = 5

  • 8) Write down the number of terms, coefficient of x (if any) and constant (if any) of the following expression. 3x - 5 + 7y

  •   Number of terms = 5 Coefficient of x = -5 Constant = -5
  •   Number of terms = 2 Coefficient of x = 2 Constant = 7
  •   Number of terms = 3 Coefficient of x = Nil Constant = Nil
  •   Number of terms = 3 Coefficient of x = 3 Constant = -5

  • Answer: Number of terms = 3 Coefficient of x = 3 Constant = -5

  • 9) Write down the number of terms, coefficient of x (if any) and constant (if any) of the following expression. 7x² – 2y² – 2

  •   Number of terms = 4 Coefficient of x = Nil Constant = 7
  •   Number of terms = 3 Coefficient of x = Nil Constant = -2
  •   Number of terms = 3 Coefficient of x = Nil Constant = Nil
  •   Number of terms = 4 Coefficient of x = 7 Constant = -2

  • Answer: Number of terms = 3 Coefficient of x = Nil Constant = -2

  • 10) Write down the number of terms, coefficient of x (if any) and constant (if any) of the following expression. 9 - 2x

  •   Number of terms = 1 Coefficient of x = -2 Constant = 9
  •   Number of terms = 1 Coefficient of x = Nil Constant = Nil
  •   Number of terms = 2 Coefficient of x = -2 Constant = 9
  •   Number of terms = 9 Coefficient of x = Nil Constant = Nil

  • Answer: Number of terms = 2 Coefficient of x = -2 Constant = 9

  • 11) Simplify the following expression : -3p + 6p

  •   3p
  •   1p
  •   -3p
  •   6p

  • Answer: 3p

  • 12) Simplify the following expression : b - 3 + 6 - 2b

  •   -b + 3
  •   -2 + 3b
  •   b + 3
  •   b² + 3

  • Answer: -b + 3

  • 13) Simplify the following expression : 7p - 10p

  •   p² - 3
  •   3p
  •   7p
  •   -3p

  • Answer: -3p

  • 14) Simplify the following expression : - 10v + 6v

  •   -4v
  •   4v
  •   6v
  •   -10v

  • Answer: -4v

  • 15) Simplify the following expression : - 9r + 10r

  •   10r
  •   -1r
  •   r
  •   r²

  • Answer: r

  • 16) Simplify the following expressions: 9 + 5r - 9r

  •   4r -9
  •   r(4-9)
  •   -4 +9
  •   -4r +9

  • Answer: -4r +9

  • 17) Simplify the following expressions: 1 - 3v + 10

  •   2v +10
  •   2v -9
  •   v +10
  •   -3v + 11

  • Answer: -3v + 11

  • 18) Simplify the following expressions: 4b + 6 - 4

  •   b +2
  •   10b -4
  •   4b + 2
  •   4b -2

  • Answer: 4b + 2

  • 19) Simplify the following expressions: 35n - 1 + 46

  •   36n + 45
  •   35n + 45
  •   34n + 46
  •   35n - 45

  • Answer: 35n + 45

  • 20) Simplify the following expressions: -33v - 49v

  •   -82v
  •   -49v
  •   33v
  •   8v

  • Answer: -82v

  • 21) Expand and simplify where ever necessary: -5(-4 + 8m) - 13

  •   5 + 41m
  •   9 + 19m
  •   9 + 18m
  •   7 - 40m

  • Answer: 7 - 40m

  • 22) Expand and simplify where ever necessary: 17 - 8(-11 + 4b)

  •   105 - 32b
  •   85 + 11b
  •   95 + 30b
  •   10 - 11b

  • Answer: 105 - 32b

  • 23) Expand and simplify where ever necessary: -9(7k -19) + 11k

  •   51k +170
  •   -52k +171
  •   k +11
  •   7k +18k

  • Answer: -52k +171

  • 24) Expand and simplify where ever necessary: 4x + 12(-17x + 8)

  •   150x + 93
  •   90x + 85
  •   85x + 70
  •   -200x + 96

  • Answer: -200x + 96

  • 25) Expand and simplify where ever necessary: 13 + 4(-3m + 14)

  •   10m + 93
  •   -10m + 83
  •   -20m + 70
  •   -12m + 69

  • Answer: -12m + 69

  • 26) Expand and simplify where ever necessary: -2m + 3(6m - 16)

  •   15m + 40
  •   13m - 48
  •   17m - 40
  •   16m - 48

  • Answer: 16m - 48

  • 27) Expand and simplify where ever necessary: 6(-5h - 13) + 2

  •   -30h - 76
  •   30h + 73
  •   32h + 76
  •   25 h - 70

  • Answer: -30h - 76

  • 28) Expand and simplify where ever necessary: -10(4n - 3) + 13

  •   20n + 45
  •   35n + 40
  •   23n + 36
  •   -40n + 43

  • Answer: -40n + 43

  • 29) Expand and simplify where ever necessary: 18(13 - 2z) + 11z

  •   230 - 27z
  •   200 - 24z
  •   234 - 25z
  •   223 - 25z

  • Answer: 234 - 25z

  • 30) Expand and simplify where ever necessary: 16 - 4(-18 - 2p)

  •   83 + 3P
  •   82 + 7P
  •   88 + 8p
  •   80 + 5p

  • Answer: 88 + 8p

Maths
S.No Topic Name Date Online Offline
1 LQE Model 12-February
2 Interpreting Functions 11-February
3 Vector and Matrix Quantities 10-February
4 Complex Number 09-February
5 Quantity 08-February
6 Real Number System 05-February
7 Quadratic Equations - Inequalities 04-February
8 Algebra 02-February
9 Quadratic Functions 01-February