Log linear form

Posted by Sri on Jun 18, 2013; 12:57pm
URL: http://discussion-forum.276.s1.nabble.com/Log-linear-form-tp7582520.html

Determine the constants A and a such that the graph of y=Aa^x passes through the points x,y= 2,5 and 3,7.

Will the answer be 5=A2^a which implies log5=logA+alog2 and other would be log7=logA+alog7? And then we solve for A and a?