document.write( "Question 858686: For which values of P will x^2+p+x=3(x+1) have real roots \n" ); document.write( "
Algebra.Com's Answer #517322 by mananth(16946)\"\" \"About 
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x^2+p+x=3(x+1) \r
\n" ); document.write( "\n" ); document.write( "x^2+p+x=3x+3\r
\n" ); document.write( "\n" ); document.write( "x^2-2x+(p-3)=0\r
\n" ); document.write( "\n" ); document.write( "For roots to be equal\r
\n" ); document.write( "\n" ); document.write( "the discriminant b^2-4ac =0 in the equation ax^2+bx+c=0\r
\n" ); document.write( "\n" ); document.write( "here a= 1, b= -2 c= (p-3)\r
\n" ); document.write( "\n" ); document.write( "-2^2 - 4*1*(p-3)=0\r
\n" ); document.write( "\n" ); document.write( "4-4p+12=0\r
\n" ); document.write( "\n" ); document.write( "4p=16
\n" ); document.write( "p=4
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