1. 
Which function does not have an inverse?>y = x^{3}

2. 
Which function is an exponential function?>y = 8^{2x}

3. 
Why can’t y = x^{30} have an inverse?>Because it isn’t an even function.

4. 
What is the inverse function of y = 50x^{3}>y = 3x^{50}

5. 
What is the inverse function of y = 4e^{x + 7}?>

6. 
Which set of numbers represents an inverse function of y = 2x + 2?>{8,1; 19, 2}

7. 
If the population of a city grows at the same rate every year, what kind of function would best model its growth?>Radical function

8. 
If a plane climbs quickly at first and then slows its ascent over time, what kind of function would best model its growth?>Quadratic function

9. 
Can a linear function ever be greater than an exponential function?>Sometimes, depending on the base, coefficients, and other terms of each equation.

10. 
Which function is a logarithmic function?>y = 3^{7x}
