document.write( "Question 143973: For about what value(s) of x does g(x) = k(x) if g(x) = 2x^2 -8 and
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document.write( "k(x) = -x^2 -2?\r
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document.write( "a. x = 2,-2
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document.write( "b. x = 2.3, -2.3
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document.write( "c. x = 1.4
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document.write( "d. x = 1.4, -1.4 \n" );
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Algebra.Com's Answer #104774 by nabla(475)![]() ![]() ![]() You can put this solution on YOUR website! The question is where is:\r \n" ); document.write( "\n" ); document.write( "2x^2 -8=-x^2 -2\r \n" ); document.write( "\n" ); document.write( "Solve:\r \n" ); document.write( "\n" ); document.write( "3x^2-6=0 \n" ); document.write( "x^2-2=0\r \n" ); document.write( "\n" ); document.write( "x must be +/- sqrt(2) \n" ); document.write( "d would be the approximate answer. \n" ); document.write( " |