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# What happens?

What happens to the $$y=a^x$$ graph when $$a<0$$?

Note by Aniruddha Bhattacharjee
10 months, 2 weeks ago

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The exponential function is not defined for negative reals as the base as the function will then not be defined for all real x. As an explicit example $${ (-2) }^{ \frac { 1 }{ 2 } }$$ will not come under the set of real numbers. · 7 months, 3 weeks ago