document.write( "Question 180804: Solve the Variation Problem\r
\n" ); document.write( "\n" ); document.write( "The frequency of a vibrating string varies inversely as its length. A string 3 feet long vibrates 175 cycles per second. Find the frequency of a 5 foot string.
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Algebra.Com's Answer #135543 by eperette(173)\"\" \"About 
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Concept: Inverse Variation
\n" ); document.write( "If F varies inversely with L then F=k/L, where k is a constant (number)\r
\n" ); document.write( "\n" ); document.write( "Know: Usually in this problems, you have to find the constant before you can continue to find other frequencies or lenghts \r
\n" ); document.write( "\n" ); document.write( "Answer:
\n" ); document.write( "F=k/L
\n" ); document.write( "175= k/3
\n" ); document.write( "3(175=k/3)
\n" ); document.write( "3(175) = 3(k/3)
\n" ); document.write( "525 = k
\n" ); document.write( "*****
\n" ); document.write( "Then F = 525/5
\n" ); document.write( "F= 105
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