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anonymous
 4 years ago
Which of the following are polynomials.
anonymous
 4 years ago
Which of the following are polynomials.

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anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0\[A) x^5+x\frac{ 1 }{ 4 } B)4c^2\frac{ 5 }{ c } C)5y+\sqrt{y}+7 D) 2t^46t+\]

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0I cheated and went to wikipedia but the definition is good "a polynomial is an expression of finite length constructed from variables (also called indeterminates) and constants, using only the operations of addition, subtraction, multiplication, and nonnegative integer exponents." pay particular attention to the the very last qualifier of the quote

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0Which exponents are not integers in the expressions you listed?

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0in a) the exponents on you x variable are 5, and 1. both integers in b) the exponents on the c variable are 2, 1. both integers, but one negative. this does not fit the description of a polynomial

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0identify the exponents in c) and d)

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0right, the exponent of a square root is 1/2, not an integer

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0while the exponents in d) areall positive and integers
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