document.write( "Question 926307: please help me if any one can
\n" ); document.write( "if x^2-63x-64=0 and p and n are integers such that p^n=x,which of the following cannot be a value for p?
\n" ); document.write( "(A)-8
\n" ); document.write( "(B)-4
\n" ); document.write( "(C)-1
\n" ); document.write( "(D)4
\n" ); document.write( "(E)64
\n" ); document.write( " PLEASE ANSWER ME ACCORDING TO THE CAPS
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Algebra.Com's Answer #562170 by MathLover1(20850)\"\" \"About 
You can put this solution on YOUR website!
\r
\n" ); document.write( "\n" ); document.write( "if \"x%5E2-63x-64=0\" and \"p\" and \"n\" are integers such that \"p%5En=x\", then\r
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\n" ); document.write( "\n" ); document.write( "\"%28p%5En%29%5E2-63p%5En-64=0\"\r
\n" ); document.write( "\n" ); document.write( "\"p%5E2n-63p%5En-64=0\".......use quadratic formula\r
\n" ); document.write( "\n" ); document.write( "\"p%5En+=+%28-%28-63%29+%2B-+sqrt%28+%28-63%29%5E2-4%2A1%2A%28-64%29+%29%29%2F%282%2A1%29+\"\r
\n" ); document.write( "\n" ); document.write( "\"p%5En+=+%2863+%2B-+sqrt%283969%2B256+%29%29%2F2+\"\r
\n" ); document.write( "\n" ); document.write( "\"p%5En+=+%2863+%2B-+sqrt%284225+%29%29%2F2+\"\r
\n" ); document.write( "\n" ); document.write( "\"p%5En+=+%2863+%2B-+65%29%2F2+\"\r
\n" ); document.write( "\n" ); document.write( "solutions:\r
\n" ); document.write( "\n" ); document.write( "\"p%5En+=+%2863+%2B+65%29%2F2+\"\r
\n" ); document.write( "\n" ); document.write( "\"p%5En+=+128%2F2+\"\r
\n" ); document.write( "\n" ); document.write( "\"p%5En+=+64+\"\r
\n" ); document.write( "\n" ); document.write( "or\r
\n" ); document.write( "\n" ); document.write( "\"p%5En+=+%2863-65%29%2F2+\"\r
\n" ); document.write( "\n" ); document.write( "\"p%5En+=-1%2F2+\"\r
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\n" ); document.write( "\n" ); document.write( "solutions for variable \"p\"\r
\n" ); document.write( "\n" ); document.write( "\"p+=+%28-1%29%5E%281%2Fn%29\"\r
\n" ); document.write( "\n" ); document.write( "\"p+=+64%5E%281%2Fn%29\"\r
\n" ); document.write( "\n" ); document.write( "so, when \"p+=+-1\" we have an integer solution\r
\n" ); document.write( "\n" ); document.write( "\"%2864%5E-1%29%5E2-63%2A64%5E-1-64=0\"\r
\n" ); document.write( "\n" ); document.write( "\"%281%2F64%29%5E2-63%2A%281%2F64%29-64=0\"\r
\n" ); document.write( "\n" ); document.write( "\"1%2F4096-63%2F64-64=0\"\r
\n" ); document.write( "\n" ); document.write( "\"0.000244140625-0.984375-64=0\"\r
\n" ); document.write( "\n" ); document.write( "\"-0.984130859375-64=0\"\r
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\n" ); document.write( "\n" ); document.write( "\"-64.984130859375%3C%3E0\"; so, \"highlight%28p+=+-1%29\" cannot be a value for \"p\"
\n" ); document.write( "because gives us \"-64.984130859375%3C%3E0\"\r
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\n" ); document.write( "\n" ); document.write( "\"p\" can be \"64\" because \"++n+=+1\" and\r
\n" ); document.write( "\n" ); document.write( "\"%2864%5E1%29%5E2-63%2A64%5E1-64=0\"\r
\n" ); document.write( "\n" ); document.write( "\"%2864%5E1%29%5E2-63%2A64%5E1-64=0\"\r
\n" ); document.write( "\n" ); document.write( "\"4096-4032-64=0\"\r
\n" ); document.write( "\n" ); document.write( "\"4096-4096=0\"\r
\n" ); document.write( "\n" ); document.write( "\"0=0\"
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