In Problems 39–42, write each expression in the form ax p + bx q or ax p + bx q + cx r , where a, b, and c are real numbers and p, q, and r are integers. For example, 2 x 4 − 3 x 2 + 1 2 x 3 = 2 x 4 2 x 3 − 3 x 2 2 x 3 + 1 2 x 3 = x − 3 2 x − 1 + 1 2 x − 3 39. 7 x 5 − x 2 4 x 5
In Problems 39–42, write each expression in the form ax p + bx q or ax p + bx q + cx r , where a, b, and c are real numbers and p, q, and r are integers. For example, 2 x 4 − 3 x 2 + 1 2 x 3 = 2 x 4 2 x 3 − 3 x 2 2 x 3 + 1 2 x 3 = x − 3 2 x − 1 + 1 2 x − 3 39. 7 x 5 − x 2 4 x 5
Solution Summary: The author explains the expression 7x5-24. Theorem used: Exponent Properties for n and m integers.
In Problems 39–42, write each expression in the form axp + bxq or axp + bxq + cxr, where a, b, and c are real numbers and p, q, and r are integers. For example,
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During busy political seasons, many opinion polls are conducted. In apresidential race, how do you think the participants in polls are generally selected?Discuss any issues regarding simple random, stratified, systematic, cluster, andconvenience sampling in these polls. What about other types of polls, besides political?
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Chapter A.5 Solutions
Calculus for Business, Economics, Life Sciences, and Social Sciences (14th Edition)
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