document.write( "Question 126670: the solution of\r
\n" ); document.write( "\n" ); document.write( "a.) 10x²+21-10=0
\n" ); document.write( "b.) 60y²+32y-15=0
\n" ); document.write( "c.) 3x²+32x-48=0
\n" ); document.write( "d.) 3x²+13x-10=0
\n" ); document.write( "e.) 2y²+5y-25=0
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Algebra.Com's Answer #92804 by solver91311(24713)\"\" \"About 
You can put this solution on YOUR website!
I'll do one of these, and then you can do the rest:\r
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\n" ); document.write( "\n" ); document.write( "\"10x%5E2%2B21x-10=0\"\r
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\n" ); document.write( "\n" ); document.write( "Use the quadratic formula:\r
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\n" ); document.write( "\n" ); document.write( "\"x+=+%28-b+%2B-+sqrt%28+b%5E2-4%2Aa%2Ac+%29%29%2F%282%2Aa%29+\"
\n" ); document.write( "\"x+=+%28-21+%2B-+sqrt%28+21%5E2-4%2A%2810%29%2A%28-10%29+%29%29%2F%282%2A10%29+\"
\n" ); document.write( "\"x+=+%28-21+%2B-+sqrt%28441%2B400%29%29%2F%2820%29+\"
\n" ); document.write( "\"x+=+%28-21+%2B-+sqrt%28881%29%29%2F%2820%29+\"\r
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\n" ); document.write( "\n" ); document.write( "881 is prime, so this is reduced to lowest terms. The solution set consists of the following two elements:\r
\n" ); document.write( "\n" ); document.write( "\"x%5B1%5D+=+%28-21+%2B+sqrt%28881%29%29%2F%2820%29+\"
\n" ); document.write( "\"x%5B2%5D+=+%28-21+-+sqrt%28881%29%29%2F%2820%29+\"
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