Expand: In 2a^3/b^4

In 2 + 3 In a - 4 In b
In 2 - 3 In a - 4 In b
In 2 - 3 In a + 4 In b

The parabola x= √y-9 opens: a.)up b.)down c.)right d.)left

Tyler enjoys the fish so much that after his birthday his family decides to take him to a famous aquarium a tank at the aquarium is similar to his tank with the scale factor of 8 how many times greater is the volume of the tank at the aquarium than the volume of tyler tank

What are the factors of me - 12m + 20?