A rational number is one that can be written as a fraction a/b where a and b are integers
(b not = 0)
Examples ar 4 , 2/7 , 0.4, a/3 etc
Irrratationals cann ot be written that way Examples of these would be sqrt10 , sqrt3
OpenStudy (welshfella):
*1/3 not a/3
OpenStudy (welshfella):
sqrt 9 is not irrational because sqrt9 = 3
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OpenStudy (leenathan):
wait no its not c
OpenStudy (welshfella):
right because sqrt9 is rational.
OpenStudy (leenathan):
its not A not B and not C so it must be D
OpenStudy (leenathan):
right?
OpenStudy (sshayer):
every number which can be put in the form \[\frac{ p }{ q }\] is a rational number where p and q are integers.
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OpenStudy (welshfella):
No
OpenStudy (leenathan):
oh ops read it wrong
OpenStudy (leenathan):
7 sqt is not rational so ....its A
OpenStudy (sshayer):
correct.
OpenStudy (welshfella):
Note that 0.3 with a line over the 3 means that the 3 is recurring . Recurring decimals are rational
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OpenStudy (leenathan):
thanks you!!!!!! can u help with another ill open a new tread