Surds & Indices

Card Set Information

Author:
Dollop7995
ID:
204321
Filename:
Surds & Indices
Updated:
2013-03-04 13:25:23
Tags:
level Maths Core
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Description:
OCR as level mathematics surds and indices.
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  1. The Rules of Surds- write all the rules down
    • 1. 
    • 2.
    • 3.
  2. Laws of Indices- write all the rules down
    • 1.    2. 
    • 3.       4.
    • 5.     6. 
    • 7.            8. 
  3. How do you rationalise the denominator of a surd?
    method 1: Multiply top and bottom by the surd

    method 2: (if it is a a surd): multiply by the surd with the reversed symbol (cancels out the surds)
  4. Negative fractional powers = 1 over the fractional power!!!
    e.g. 
  5. Equations involving indices....
    rewrite both as the power of the same number

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