Question

Am I right? Question in comments. Medal. ;p

Answer 1

A The expression has a variable raised to a negative exponent.
B The expression has a negative coefficient.
C The expression has a variable raised to a fraction.
D The expression has a variable in the denominator of a fraction.

Answer 2

I think its A. :)

Answer 3

@mathstudent55 @mathmate @mathmath333

Answer 4

Yes, it is A, you are right.

Answer 5

:D Thank ^-^

Answer 6

the reason really is, because polynomials are continuous. their domain is defined for all values, from\(\normalsize\color{black}{ (-\infty,+\infty) }\)

AND
if you have some variable in the denominator, you know that it won't be defined for at least some value.

Answer 7

Yw