The answer to the question is d. irrational
Answer:
I believe it is Option 1
Step-by-step explanation:
Since the fourth root of 81 will be 3 and of 16 will be 2.
Well, you have to do it with the substitution method now it's not easy, it takes some time to get used to it. I'm not really sure how to explain it but if you go on Khan Academy it will show you how to do it.
Answer:
Step-by-step explanation:
Both 25 and 125 are powers of 5. As such, they can be written as the powers they are:
25 = 5·5 = 5^2
125 = 25·5 = 5·5·5 = 5^3
