Question
If xg+1xa is a polynomial, what could be the value of a?
Answer: Option C
:
C
For an expression to be a polynomial, the exponents of x should be whole numbers. The above expression can be written as xg+x−a. For this to be a polynomial, −a should be a whole number. This is possible if a is a negative integer or zero.
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:
C
For an expression to be a polynomial, the exponents of x should be whole numbers. The above expression can be written as xg+x−a. For this to be a polynomial, −a should be a whole number. This is possible if a is a negative integer or zero.
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