Posted by **Anonymous** on Tuesday, August 7, 2012 at 5:09pm.

Given the rectangular-form point (–1, 4), which of the following is an approximate primary

representation in polar form?

A. −(4.12, 1.82)

B. (−4.12, −1.33)

C. (4.12, 1.82)

D. (4.12, 4.96)

Change 8 cis 240degrees to rectangular form.

A. -4(Square root 3)-4i

B. -8(Square root 3)-8i

C. -4-4(Square root 3i)

D. -8-8(Square root 3i)

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