Help me on 1 through 3 please ?!

Answer:
1. Yes because the input x is in the exponent position.
2. No because the base of the exponent is 1 which gives a line and not an exponential. The base cannot be 1.
3. No this is a polynomial because the input x is the base not the exponent.
Step-by-step explanation:
1. Yes because the input x is in the exponent position.
2. No because the base of the exponent is 1 which gives a line and not an exponential. The base cannot be 1.
3. No this is a polynomial because the input x is the base not the exponent.