document.write( "Question 700443: Kindly please assist.
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document.write( "Solve 2^x=5^x^2 for x\r
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document.write( "a)0.431
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document.write( "b)2.322
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document.write( "c)0 and 0.431
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document.write( "d)0 and 2.322 \n" );
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Algebra.Com's Answer #431827 by stanbon(75887) ![]() You can put this solution on YOUR website! Solve 2^x=5^x^2 for x \n" ); document.write( "------ \n" ); document.write( "2^x = 5^(x^2) \n" ); document.write( "--- \n" ); document.write( "Take the log of both sides: \n" ); document.write( "x*log(2) = x^2(log(5)) \n" ); document.write( "----- \n" ); document.write( "0.6990x^2 - 0.3010x = 0 \n" ); document.write( "--- \n" ); document.write( "x[0.6990x - 0.3010] = 0 \n" ); document.write( "--- \n" ); document.write( "x = 0 or x = (0.3010/0.6990) \n" ); document.write( "--- \n" ); document.write( "x = 0 or x = 0.431 \n" ); document.write( "================ \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "---------------\r \n" ); document.write( "\n" ); document.write( "a)0.431 \n" ); document.write( "b)2.322 \n" ); document.write( "c)0 and 0.431 \n" ); document.write( "d)0 and 2.322 \n" ); document.write( " \n" ); document.write( " |