Factor. 81a^36−64b^16 a. (9a^6-8b^4) (9a^6+8b^4) b. (9a^18-8b^8) (9a^18+8b^8) c. (9a^6-8b^4)^2 d. (9a^18-8b^8)^2

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 florida was approximately two times the population of california. b. the population of florida was approximately twenty times the population of california. c. the population of california was approximately twenty times the population of florida. d. the population of california was approximately two times the population of florida.

Patty made a name tag in the shape of a parallelogram. reilly made a rectangular name tag with the same base and height. explain how the areas of the name tags compare.

Xy x xy if a and b are positive integers such that a*b=9 and b*a=72 what is the value of a/b