Please help! It’s homework!

How to find the exponential function y=ca^x, with points (1,2) and (2,1)

Were only 64 seats. the remaining 6 students had to travel in a separate van. the equation 2b + 6 = 70 represents the given scenario. what does b represent? the number of buses the number of vans the number of students who rode on each bus the total number of students going to the football game

Angles 1 and 2 are complimentary angles. angle 1 = 52 degrees. what is the measure of angle 2?