Write sigma notation.0 + 2 + 6 + 12 + 20

A.
B.
C.
D.


Answer: A

Mathematics

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Divide. Leave your answer in exponent form. Assume that all variables in any denominator are nonzero.

A. z15
B.
C. z8 - z7
D. z

Mathematics

Determine the standard deviation by filling in the table as part of your calculation.Consider the following data: 12, 11, 8, 9, 11, 9

A. 1 B. 1.41 C. 0.41 D. 0.82

Mathematics

Graph the function.f(x) = x3 + 2x + 1

A.

B.

C.

D.

Mathematics

Simplify the decimal expression.86.986 + 178.267 + 3.023

A. 295.483 B. 189.9886 C. 268.276 D. 107.8357

Mathematics