Carnegie Algebra

Yes, because it is a polynomial function.

No, because it does not have a variable in the denominator.

Yes, because it can be expressed as a ratio of two polynomials.

No, because it has a square root in the expression.

All real numbers except x = c

All real numbers

All real numbers except x = 0

All real numbers except y = 0

14x⁻¹y⁻⁵

$$\frac{1}{3}xy^5$$

3xy⁵

3x⁵y⁷

x¹¹

x¹⁸

x⁻⁷

x⁷

The a value is -2

The range is all real numbers less than zero

The domain is all real numbers less than zero.

The domain is all real numbers

The range is all real numbers

$$y=4\left(\frac{1}{2}\right)^x$$

$$y=\frac{1}{2}\left(4\right)^x$$

$$y=4\left(2\right)^x$$

$$y=2\left(4\right)^x$$