Answer:
Shown Below
Step-by-step explanation:
1. 3^x=81 3^4=81 x=4
2. 169^x=13 x= 1/2
3. 5^x= 1/5 x= -1 (inverse)
4. 0.5^x=4 x= -2
5. 2^x= 1/2 x =-1
