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c4: quick question re: partial fractions
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marcsaccount
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#1
Hi,
If I have a fraction, say
because I have a squared term in the denominator, would the fraction be equivalent to 
?
Is the above the best way (only way?) to do it?
Thanks
If I have a fraction, say
because I have a squared term in the denominator, would the fraction be equivalent to ? Is the above the best way (only way?) to do it?
Thanks
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atsruser
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#2
(Original post by marcsaccount)
Hi,
If I have a fraction, say because I have a squared term in the denominator, would the fraction be equivalent to ?
Is the above the best way (only way?) to do it?
Thanks
Hi,
If I have a fraction, say
because I have a squared term in the denominator, would the fraction be equivalent to ? Is the above the best way (only way?) to do it?
Thanks
If we combine your terms we get
where 
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marcsaccount
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#3
(Original post by atsruser)
That doesn't give you the right denominator. You only have linear terms so the partial fractions are
If we combine your terms we get where
That doesn't give you the right denominator. You only have linear terms so the partial fractions are
If we combine your terms we get
where
Hi - thanks for your help. I thought it was a repeated term because if the bracket is expanded the denominator would be
, but this isn't a repeated term?
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BananaPie
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#4
It would be repeated if it was 
as you see the 
is repeated twice due to the second order.
as you see the is repeated twice due to the second order.
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atsruser
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#5
(Original post by marcsaccount)
Hi - thanks for your help. I thought it was a repeated term because if the bracket is expanded the denominator would be, but this isn't a repeated term?
Hi - thanks for your help. I thought it was a repeated term because if the bracket is expanded the denominator would be
, but this isn't a repeated term?
Note that we multiplied, not added, the denominators.
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marcsaccount
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