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Determine the Answer That Establishes an Identity sinB1+cosB+1+cosBsinB=?\frac { \sin B } { 1 + \cos B } + \frac { 1 + \cos B } { \sin B } = ?

Question 15

Multiple Choice

Determine the answer that establishes an identity. sinB1+cosB+1+cosBsinB=?\frac { \sin B } { 1 + \cos B } + \frac { 1 + \cos B } { \sin B } = ?


A) 11
B) 2cosB2 \cos B
C) 2secB2 \sec B
D) 2sinB2 \sin B
E) 2cscB2 \csc B

Correct Answer:

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