How do I differentiate something of the form a^x?
You should write ax as (elna)x = exlna . ln(a) is a constant, so use the chain rule to differentiate this: lna(exlna) = lna(ax)
IS
You should write ax as (elna)x = exlna . ln(a) is a constant, so use the chain rule to differentiate this: lna(exlna) = lna(ax)