Factor.7pq4 - 7pr4
A. 7p(q2 + r2)(q + r)(q - r)
B. 7p(q2 + r2)(q2 - r2)
C. (7pq2 + 7pr2)(7pq2 - 7pr2)
D. (7pq2 + pr2)(pq2 - pr2)
Answer: A
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Find a power function that models the data in the table. Round to three decimal places if necessary.
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Rewrite the series using summation notation. Use 1 as the lower limit of summation.- 
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+ . . . - 
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D. 