Factor Completely $4 x ^ { 2 } - 4 x - 15$

Multiple Choice

Factor completely. $4 x ^ { 2 } - 4 x - 15$

A) $( 2 x + 3 ) ( 2 x - 5 )$
B) $( 4 x + 3 ) ( x - 5 )$
C) $( 2 x + 5 ) ( 2 x - 2.718282 )$
D) $( 2 x + 5 ) ( 2 x - 10 )$
E) $( 4 x + 5 ) ( 2 x - 2.718282 )$