2- Subtract then, simplify

_ 3_____ 2___

X - 4 X2- 16

formCheckList.addElement(new Check_Answer({ref_label:"3",name:"mc-ans-_8413334_1"}));

a.

LCD = (X - 4)(X + 4) then, answer is;_3X + 10

LCD

b.

LCD = X2 - 4 then, answer is;_3X + 14LCD

c.

LCD = (X - 4)(X + 4) then, answer is;_3X + 14LCD

d.

LCD = (X - 4)(X + 4) then, answer is;_3X - 10LCD