MM
Mashaal Masha
Feb 24, 2024
If $a=c+d$, which of the following is equivalent to the expression $x^{2}-c^{2}-2cd-d^{2}$?
Difficulty: Hard
A:

$(x+a)^{2}$

B:

$(x-a)^{2}$

C:

\((x+a)(x-a)\)

D:

$x^{2}-ax-a^{2}$

ID: 65d9cd4a72be60754a505a78