y=ab^x I have a table with exponents given (x) and y given. I need to find a and b. x y 0 300 2 48 3 19.2 4 7.68 What is the formula to solve a and b?

I am having difficulty with setting two exponential growth equations equal to one another to find where they catch up (intersect) with each other. I have this so far: (1.03) ^ t/5 = .4 (1.08) ^ t/3 . My professor gave me a hint of ln(ab) = ln(a) + ln(b), but I'm not sure where to go with...

1.) NaCl (aq) + MnO2 (s) -------->Mn2+ (aq) + Cl2 (g) in H2SO4 2.) KCN (aq) + KMno4 (aq) --------> CNO- (aq) + MnO2(s) in KOH

Complete the table for a savings account subject n compoundings yearly amount invested is 12,500 number of compounding periods is 4 annual interest rate is 5.75% and accumulated amount is 20,000 I do not understand how to get the time t in years Susan