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Mathematics, 06.04.2020 23:40 shapeshifter119

Kari uses substitution to decide whether X to the second power plus X is equivalent to X parentheses 2X plus one parentheses. She says the expressions are equivalent because they have the same value when X equals zero. Is Kari correct?

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Kari uses substitution to decide whether X to the second power plus X is equivalent to X parentheses...
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