document.write( "Question 105095: Factor the following into the product of two binomials. Then, confirm your answer is correct by multiplying the two binomials:\r
\n" ); document.write( "\n" ); document.write( " 25y2 + 20y + 4
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Algebra.Com's Answer #76467 by HyperBrain(694)\"\" \"About 
You can put this solution on YOUR website!
\"25y2+%2B+20y+%2B+4\"\r
\n" ); document.write( "\n" ); document.write( "To factor this, please rad my lesson first! It is entitled:Factoring trinomials: SHORTCUT!!!Factoring trinomials: SHORTCUT!!!
\n" ); document.write( "Then, go back to this page.\r
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\n" ); document.write( "By the use of the quadratic formula,
\n" ); document.write( "\"y=%28-20%2B-sqrt%2820%5E2-4%2A25%2A4%29%29%2F%282%2A25%29\"
\n" ); document.write( "\"y=%28-20%2B-sqrt%28400-400%29%29%2F%2850%29\"
\n" ); document.write( "\"y=%28-20%2B-+0%29%2F%2850%29\"
\n" ); document.write( "\"y=-20%2F50\"
\n" ); document.write( "\"y=-2%2F5\"
\n" ); document.write( "If \"y=-2%2F5\",
\n" ); document.write( "\"5y%2B2=0\"
\n" ); document.write( "Since one solution is obtained, this polynomial is a perfect square trinomial and thus,\r
\n" ); document.write( "\n" ); document.write( "\"25y2+%2B+20y+%2B+4=%285y%2B2%29%5E2\"\r
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\n" ); document.write( "\n" ); document.write( "CHECK:
\n" ); document.write( "\"%285y%2B2%29%5E2=%285y%2B2%29%285y%2B2%29\"
\n" ); document.write( "\"%285y%2B2%29%5E2=5y%285y%2B2%29%2B2%285y%2B2%29\"
\n" ); document.write( "\"%285y%2B2%29%5E2=%2825y%5E2%2B10y%29%2B%2810y%2B4%29\"
\n" ); document.write( "\"%285y%2B2%29%5E2=25y%5E2%2B%2810y%2B10y%29%2B4\"
\n" ); document.write( "\"%285y%2B2%29%5E2=25y%5E2%2B20y%2B4\"\r
\n" ); document.write( "\n" ); document.write( "Therefore, the solution is correct and my lesson is reliable!\r
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\n" ); document.write( "\n" ); document.write( "Power up,
\n" ); document.write( "HyperBrain!
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