document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=85781>Question 85781</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Hello out there,I need some help with some math problems,the first one is,Simplify:5^2x(times)5^4.The next one is,Evaluate -5x^4z,if x=-2 and z=3.The next one is,Simplify:-14m^2n divided by 7m^2.And the last one is,Express 7,200,000,000 in scientific notation.Thanks for whoever can help. </SPAN>\n" );
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