document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=119476>Question 119476</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Good evening ma'am or sir will you please help on how to solve this problem involving expressions with exponents? Thank you very much.\r<BR>\n" );
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document.write( "3). A light year, the distant light travels in one year, is equal to 9.44*10^12 km. If Polaris is about 64 000 000 000 km from earth, how long will it take light from this star to reach the earth? \r<BR>\n" );
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document.write( "Thank you. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #87547 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/images/nopicture.jpg><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=87547\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> A light year, the distant light travels in one year, is equal to 9.44*10^12 km. If Polaris is about 64 000 000 000 km from earth, how long will it take light from this star to reach the earth? <BR>\n" );
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document.write( "time = (6.4*10^10 km)/(9.44*10^12 km/yr) = 6.7797*10^-3 yrs<BR>\n" );
document.write( "= 0.0067797.. yrs<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
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