Multiplying and dividing monomials

Lessons

• Introduction
  a)

  How to multiply monomials?
  
  
  b)

  How to divide monomials?
  
  

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• 1.
  Model and calculate each multiplication.
  a)

  $\left( {6x} \right)\left( {2x} \right)$
  
  
  b)

  $\left( { - 4y} \right)\left( {3y} \right)$
  
  
  c)

  $\left( x \right)\left( { - 5x} \right)$
  
  
  d)

  $\left( { - 2x} \right)\left( {7x} \right)$
  
  

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• 2.
  Multiply.
  a)

  $\left( x \right)\left( { - 4x} \right)$
  
  
  b)

  $\left( {5x} \right)\left( {3x} \right)$
  
  
  c)

  $\left( { - 2x} \right)\left( { - 6x} \right)$
  
  
  d)

  $\left( { - 3.1x} \right)\left( { - 4x} \right)$
  
  
  e)

  $\left( { - \frac{3}{4}x} \right)\left( {16x} \right)$
  
  
  f)

  $\left( { - 8x} \right)\left( {2.3y} \right)$
  
  

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• 3.
  Divide.
  a)

  $\frac{{144x}}{6}$
  
  
  b)

  $\frac{{84xy}}{{4xy}}$
  
  
  c)

  $\frac{{9{x^2}}}{x}$
  
  
  d)

  $\frac{{18xy}}{{3x}}$
  
  
  e)

  $\frac{9.6{p^2}}{ - 8p}$
  
  
  f)

  $\frac{{ - 25x}}{{ - 5x}}$
  
  

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• 4.
  Find the missing dimension.
  a)

  
  
  
  
  
  b)

  
  
  
  
  

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