Unformatted text preview: example, the final step of an equation may produce (x-2) and (x+5), therefore the answers would be 2 and -5. However after performing a check you may discover that -5 is not a working solution therefore leaving 2 as the only solution. Without a check this may not have come to pass....
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- Spring '10
- English-language films, Black-and-white films, Reason, rational equation