Find a power function that models the data in the table. Round to three decimal places if necessary.
A. y = 27.8x - 36
B. y =2.085x3.734
C. y = 3.734x2.085
D. y = 2.309x2.284
Answer: C
Mathematics
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Factor completely.x3y + 10x2y2 + 16xy3
A. xy(x + 8y)(x + 2y) B. y(x + 8y)(xy + 2y2) C. x(xy + 8y2)(x + 2y) D. xy(x2 + 10x + 16y2)
Mathematics
Simplify the expression. Assume that all variables represent positive real numbers.
-3/7
A. x9/7y33/7 B. x54/7y33/7 C. x27/7y33/7 D. x9/7y12
Mathematics
Find a general term, an, for the given terms of the sequence.0, 2, 6, 12, 20, . . .
A. an = 2n-1 - 1 B. an = 2n - 2 C. an = 4n - 6 D. an = n2 - n
Mathematics
Use a calculator to estimate the limit.
A. -? B. ? C. 0 D. does not exist
Mathematics