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Law of Indices

Law of Indices (Question)

By using the law of index, simplify the following expressions.

  1. a2 * a3
  2. a10/a3
  3. (a5)3
  4. (3a)2
  5. (ab)10

 

Guide:

ax * ay = ax+y
ax / ay = ax-y
(ax)y = ax*y
(ab)x = axbx
(a/b)x = ax/bx ,where b is not equal 0

Law of Indices (Answer)

  1. a5
  2. a7
  3. a8
  4. 9a2
  5. a10b10

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