document.write( "Question 1156632: On planet X : When a projectile is dropped from an aircraft, the distance, s, in metres that it has fallen after time t, seconds, is given by s=1/2 gt^N, where g = 8.8 m/s2 With use of logarithms, determine the value of N if it took a projectile 12 seconds to reach the planet when it was dropped from a height of 1870 m. \n" ); document.write( "

Algebra.Com's Answer #779378 by josmiceli(19441) $\"\"$ $\"About$

You can put this solution on YOUR website!
$\"+s+=+%28+1%2F2+%29%2Ag%2At%5EN+\"$
\n" ); document.write( " $\"+s+=+1870+\"$ m
\n" ); document.write( " $\"+t+=+12+\"$ sec
\n" ); document.write( " $\"+g+=+8.8+\"$ m/sec2
\n" ); document.write( "---------------------------
\n" ); document.write( " $\"+1870+=+%28+1%2F2+%29%2A8.8%2A12%5EN+\"$
\n" ); document.write( " $\"+1870+=+4.4%2A12%5EN+\"$
\n" ); document.write( " $\"+12%5EN+=+425+\"$
\n" ); document.write( " $\"+N%2Alog%28+12+%29+=+log%28+425+%29+\"$
\n" ); document.write( " $\"+N%2A1.07918+=+2.6284+\"$
\n" ); document.write( " $\"+N+=+2.4355+\"$
\n" ); document.write( "------------------------
\n" ); document.write( "check:
\n" ); document.write( " $\"+1870+=+%28+1%2F2+%29%2A8.8%2A12%5EN+\"$
\n" ); document.write( " $\"+1870+=+%28+1%2F2+%29%2A8.8%2A12%5E2.4355+\"$
\n" ); document.write( " $\"+1870+=+4.4%2A424.958+\"$
\n" ); document.write( " $\"+1870+=+1869.81+\"$
\n" ); document.write( "error due to rounding off, I think
\n" ); document.write( "Get a 2nd opinion if needed
\n" ); document.write( " \n" ); document.write( "

\n" );