Factor the Expression $3 \sec ^ { 2 } \beta + 8 \sec \beta - 16$

Factor the expression. $3 \sec ^ { 2 } \beta + 8 \sec \beta - 16$

A) $( 3 \sec \beta - 3 ) ( \sec \beta + 5 )$
B) $( 3 \sec \beta - 7 ) ( \sec \beta + 4 )$
C) $( 3 \sec \beta - 7 ) ( \sec \beta + 3 )$
D) $( 3 \sec \beta - 5 ) ( \sec \beta + 6 )$
E) $( 3 \sec \beta - 4 ) ( \sec \beta + 4 )$

Correct Answer:

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