solve for x
5^x = 4 ^ (x+1)
Follow Math Help Forum on Facebook and Google+
Originally Posted by aeroflix solve for x
5^x = 4 ^ (x+1) Take logarithm of each side..
You could use logarithms directly but I fancy using the laws of indices and of logarithms for a change
Simplify to find x. If your answer book uses then recall that
View Tag Cloud