i need the answer here pleasee


Activity 1.1
If there is any, solve for the zero of each exponential function below.
1. f(x) = 14* - 1
2. g(a) = -3^a+27
3. h(x) = (1/2)*-1/8
4. f(x) = 4*
5. h(b) = -2(2^b+3) + 8​