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2. Which of the following is NOT a polynomial function?
A. f(x) = 11 B. f(x) = 2x2 + 5x13
C. y = 4 - 3x3 + x
D. f(x) = -23x + 21​


Sagot :

Answer:

answer letter A

Step-by-step explanation:

because it is involve only non-negative integers powers or only positive integers exponents of a variable in an equation. Example, 2x+5 ia a polynomial that has exponent equal to 1.

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