When is natural log negative

The argument of the logarithm: Can be only positive numbers because of the restriction on the base. The value you get for the logarithm after plugging in the base and argument: Can be positive or negative numbers.

Why can't logarithms be negative? Want to learn more about Algebra 2? I have a step-by-step course for that. Learn More. Learn math Krista King October 11, logarithms , negative exponents. Syeda Syeda 1 1 gold badge 1 1 silver badge 9 9 bronze badges. Add a comment. Active Oldest Votes. GEdgar GEdgar Berci Berci Actually I have expression in this form only!

I don't know how to find its natural log!! Can you suggest it for my Question.. My both answer seems to be incorrect.. Sign up or log in Sign up using Google. Sign up using Facebook. Sign up using Email and Password. Post as a guest Name. Logarithms typically use a base of 10 although it can be a different value, which will be specified , while natural logs will always use a base of e.

Other than the difference in the base which is a big difference the logarithm rules and the natural logarithm rules are the same:. The rules of natural logs may seem counterintuitive at first, but once you learn them they're quite simple to remember and apply to practice problems. Writing a research paper for school but not sure what to write about?

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