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Rational functions CIE a level

How can I continue this? or what approach should I take next / do

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Reply 1
Original post by Jian17
How can I continue this? or what approach should I take next / do

image-f6cbda84-5978-470e-b156-41788c1f2351584167207-compressed.jpg.jpeg

image-4f4c5a7d-36cb-478e-88a7-7e1035cb801d863734245-compressed.jpg.jpeg


For c), the first line isn't right. The numerator of (x^2+1) should be Cx + D.
You can get A by dividing the denominator into the numerator, then fit B, C and D to the remainder after divison.
Reply 2
Done, thanks a lot

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