document.write( "Question 629248: is the function y=(0.5)^x increasing or decreasing. \n" ); document.write( "

Algebra.Com's Answer #396132 by reviewermath(1029) $\"\"$ $\"About$

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The function is decreasing because $\"dy%2Fdx+=+%280.5%5Ex%29ln%280.5%29%3C0\"$ , for all x. ln(0.5) is approximately equal to -0.69.
\n" ); document.write( "Here's the graph of $\"y+=+0.5%5Ex\"$ .
\n" ); document.write( " $\"+graph%28+300%2C+300%2C+-4%2C+5%2C+-2%2C+18%2C+0.5%5Ex%29+\"$ \n" ); document.write( "

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