15 POINT PROBLEM! can someone explain to me how a to the power of log base a of b equals b?

https://imgur. com/a/J86jxm5

The suare root of 9x plus 7 plus the square rot of 2x equall to 7

What is the difference between the equations of a vertical and a horizontal line?

David estimated he had about 20 fish in his pond. a year later, there were about 1.5 times as many fish. the year after that, the number of fish increased by a factor of 1.5 again. the number of fish is modeled by f(x)=20(1.5)^x. create a question you could ask that could be answered only by graphing or using a logarithm.