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Which of the following is a polynomial? A. X^-y+ 2 B. X^4+ x^-4+ 16 C. (x^6-2)/(x^-4+3) D. X^2-1

Which of the following is a polynomial? A. X^-y+ 2 B. X^4+ x^-4+ 16 C. (x^6-2)/(x^-4+3) D. X^2-1
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1 vote
Which of the following is a polynomial?

A. X^-y+ 2
B. X^4+ x^-4+ 16
C. (x^6-2)/(x^-4+3)
D. X^2-1

User Ashish Mohan
by
8.4k points

1 Answer

5 votes
D.
x^2 - 1
can be written as x^2 +1
User Zhiwei Li
by
7.9k points
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