document.write( "Question 1197770: Using the following formula:\r
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Algebra.Com's Answer #831168 by ikleyn(52890)\"\" \"About 
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\n" ); document.write( "Using the following formula:
\n" ); document.write( "T = 7000 w/d^2 (1/v - 1/u)
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document.write( "They want you express \"v\" via other variables, using the given formula.\r\n" );
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document.write( "From  T = \"7000%2A%28w%2Fd%5E2%29%2A%281%2Fv-1%2Fu%29\",  you have, step by step\r\n" );
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document.write( "      \"1%2Fv\" - \"1%2Fu\" = \"T%2F%28%287000%2A%28w%2Fd%5E2%29%29%29\",\r\n" );
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document.write( "      \"1%2Fv\" - \"1%2Fu\" = \"%28T%2Ad%5E2%29%2F%287000%2Aw%29\"\r\n" );
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document.write( "      \"1%2Fv\" = \"%28T%2Ad%5E2%29%2F%287000%2Aw%29\" + \"1%2Fu\"\r\n" );
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document.write( "      v   = \"1%2F%28%28T%2Ad%5E2%29%2F%287000%2Aw%29+%2B+1%2Fu%29%29\".          (1)\r\n" );
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document.write( "      v   = \"%287000%2Aw%2Au%29%2F%28T%2Ad%5E2%2Au+%2B+7000%2Aw%29\".       (2)\r\n" );
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document.write( "It is just the formulas to use.  You may use any of these two formulas, (1) or (2), on your choice.\r\n" );
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