Laws of Exponent

• $b^0$


  1
• $b^1$


  b
• $b^xb^y$


  $b^(x+y)$
• $b^xb^y$


  b^(x+y)
• $(b^x)^y$


  b^(xy)
• $b^x/b^y$


  b^(x-y) or 1/b^(y-x)
• b^-x

  1/b^x , 1/b^-x = b^x
• What property is this?

  Property of Exponential Function

  
• f b^x sub 1 = b^x sub 2, then?