I need help answering these. Just answer the questions as best you can and hopefully as correct as you can and I will give thanks and brainliest.

1. Any radical in the form can be written using a fractional exponent in the form . The relationship between and works for rational exponents that have a numerator of 1 as well.

2. Rewrite expressions involving radicals and rational exponents using the properties of exponents.

3.  An arithmetic sequence is a sequence with the difference between two consecutive terms constant. The difference is called the common difference. A geometric sequence is a sequence with the ratio between two consecutive terms constant.

Step-by-step explanation:

Hope this helps.