Answer:
b. 
Step-by-step explanation:
Here we are given
and are asked to simplify it. We are going to apply the law of exponents which says that

Hence applying this rule in our problem we get, where a=y and n=3

Hence our C) Option is correct
She improved about 4.3 words per min each week
Answer:
No parallel lines will never intersect.
Step-by-step explanation:
They go in the same direction almost like an equals sign "="
Patterns allow someone to make educated guesses.