Match the graph to one of the polar equations.

A. r = -1
B. r = -2 sin ?
C. r = -2 cos ?
D. r sin ? = -1


Answer: D

Mathematics

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A.

B.

C.

D. Does not exist

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Factor.144 - z2

A. (12 - z)(12 + z) B. (z - 12)(z + 12) C. (12 + z)2 D. (12 - z)2

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Find the inverse of A if it has one, or state that the inverse does not exist.A = 

A. Inverse does not exist
B.

C.

D.

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Determine whether the matrices are inverses.  , 

A. Yes B. No

Mathematics