Surds and Compound Fractions Flashcards
1
Q
what is the equivalent of a^m/n
A
n√a^m
2
Q
what is the equivalent of n√a^m
A
a^m/n
3
Q
how do you rationalise a denominator with one term?
A
multiply the entire fraction by ONLY THE SURD!
4
Q
how do you rationalise denominators with a binomial surd denominator?
A
multiply the numerator and the denominator by the conjugate of the denominator (flip the sign between the two terms on the denominator)
5
Q
*involves KCF
what is method one to solve compound fractions
A
rewrite the two fractions (one numerator, one denominator) and keep, change, flip
6
Q
*involvles LCM
what is method two to solve compound fractions
A
find the LCM for all the terms (including the fractions) and multiply all the terms by the LCM (this should cancel the fractions out)
