Please guys
Suppose that you have a piece of paper that is 0.001 cm thick and is infinitely large. If you were to fold this piece of paper perfectly in half 30 times, it would end up being 6.67 miles long. The paper's thickness has an exponent of how many times we folded it. Write a function that describes this scenario.

If the ratio of sum of the first m and n terms of an ap is m2 : n2 , show that the ratio of its mth and nth terms is (2m − 1) : (2n − 1).

According to the 2008 u. s. census, california had a population of approximately 4 × 10^7 people and florida had a population of approximately 2 × 10^7 people. which of the following is true? a. the population of california was approximately two times the population of florida. b. the population of florida was approximately twenty times the population of california. c. the population of florida was approximately two times the population of california. d. the population of california was approximately twenty times the population of florida.

Which expression is the factorization of x^2+10+21