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You can put this solution on YOUR website!
x^2-6x-7>0
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document.write( "Take each case seperately:
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document.write( "(x+1)>0
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document.write( "x>-1
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document.write( "
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document.write( "(x-7)>0
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document.write( "x>7
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document.write( "This means that
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document.write( "x>-1 and x>7
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document.write( "which is the same as simply saying
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document.write( "x>7 (::7>-1)
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document.write( "
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document.write( "Hope this helps,
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document.write( "Prabhat