12.) Which terms are similar? i) -5x ii) -5x\textsuperscript{2} iii) 2x iv) 2x\textsuperscript{5} a.) i and ii b.) i and iii c.) ii and iii d.) ii and iv
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2x and 2x5 are similar because they both contain the variable x. 0 is not similar to any of the other terms because it does not contain any variables or exponents. Show more…
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