Find the value of the expression 3m2 + 2p2 − 15 when m = 3 and p = 10.

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.

Can someone me with the property questions for 12 13 and 14 plz

Math it's appreciated. (picture provided)