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OpenStudy (anonymous):
use foil to solve... (8x^5-9)(x^6-1)
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OpenStudy (amistre64):
cant we just multiply it?
OpenStudy (amistre64):
8x^5 -9 x^6 -1 ------------ 8x^11 -9x^6 -8x^5 +9 --------------------- \(8x^{11}-9x^6-8x^5+9\)
OpenStudy (anonymous):
ty
OpenStudy (amistre64):
foil isnt a method; its a mnemonic device. :)
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