document.write( "Question 193453: 36.) Two positive numbers differ by 11, and their square roots differ by 1. Find the numbers.\r
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document.write( " Solve by any method.
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document.write( "8.) x(x + 1) = 12\r
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document.write( "Find the complex solutions to the quadratic equations
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document.write( "12.) x^2+6x+10=0 \n" );
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Algebra.Com's Answer #145226 by RAY100(1637)![]() ![]() ![]() You can put this solution on YOUR website! 36) try 36, and 25\r \n" ); document.write( "\n" ); document.write( "8) x(x+1)=12 \n" ); document.write( "x^2+x-12=0 \n" ); document.write( "(x+4)(x-3)=0 \n" ); document.write( "x= 3,-4 \n" ); document.write( "check \n" ); document.write( "3(4)=12 ok \n" ); document.write( "-4(-3)=12,,ok\r \n" ); document.write( "\n" ); document.write( "12) x^2+6x+10=0 \n" ); document.write( "use quadratic formula \n" ); document.write( "a=1,b=6,c=10 \n" ); document.write( "x= ( -6=/-sqrt(6^2-4(1)(10))/2(1) \n" ); document.write( "x= (-6+/- sqrt(36-40))/2 \n" ); document.write( "x=-3=/-i\r \n" ); document.write( "\n" ); document.write( "check \n" ); document.write( "(-3+i)^2+6(-3+i)+10=0 \n" ); document.write( "9+i^2-6i+6i-18+10=0 \n" ); document.write( "but i^2=-1 \n" ); document.write( "8-18+10=0,,,,ok \n" ); document.write( " |