document.write( "Question 936741: Solve the system:
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document.write( "x^2 +y^2 =289
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document.write( "2x^2 -y^2 =143
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document.write( "The solutions will have the form (+-a, +- sqrt b) What is b?\r
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document.write( "A. 17
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document.write( "B. 145
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document.write( "C. 3
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document.write( "D. -37
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document.write( "E. none of these \n" );
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Algebra.Com's Answer #570226 by oscargut(2103)![]() ![]() You can put this solution on YOUR website! Answer: b)\r \n" ); document.write( "\n" ); document.write( "If you need more help or details you can contact me at: \n" ); document.write( "mthman@gmail.com \n" ); document.write( "Thanks \n" ); document.write( " |