Express the sum in sigma notation.7 + 8 + 9 + 10 + 11 + 12

A. k
B.
C. + 7
D.

Answer: B

Mathematics

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Express the angle in radian measure in terms of ?.270°

A. 3?
B.
C. - 
D. - 

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Add: (3+5j)+(-2+6j)

What will be an ideal response?

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Divide. ÷ 

A.
B.
C. y - 3
D.

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Factor the trinomial.n4 - 6n2 - 16

A. (n2 - 2)(n2 - 8) B. (n2 + 2)(n2 - 8) C. (n2 + 6n + 2)(n2 - n - 8) D. (n2 - 2)(n2 + 8)

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