Asked by abel
write the following expression ,if possible, as apolynomial in the form a, (xcube - xfourth + 2x +1)-(xfourth + x cube - 2xraised2 +8
Answers
Answered by
Steve
jeez. try using ^ for powers.
(x^3-x^4+2x-1)-(x^4+x^3-2x^2+8)
= x^3-x^4+2x-1-x^4-x^3+2x^2-9
= -2x^4 + 2x^2 + 2x - 9
(x^3-x^4+2x-1)-(x^4+x^3-2x^2+8)
= x^3-x^4+2x-1-x^4-x^3+2x^2-9
= -2x^4 + 2x^2 + 2x - 9
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