help asap please :)

which of the following expressions is equal to -x^2-36?
A: (-x+6i)(x-6i)
B: (x+6i)(x-6i)
C: (-x-6i)(x+6i)
D: (-x-6i)(x-6i)

help asap please which of the following expressions is equal to x236 A x6ix6i B x6ix6i C x6ix6i D x6ix6i class=