Asked by DionRimmings

Simplify the expression.

(-3f)(-4f)

Answers:

a. 12

b. -12

c. 12i

d. -12i

Answers

Answered by bobpursley
I don't know what you mean by f. Do you mean f=sqrt(-1) ? If so, then you have 12f^2 or -12.
If f is something else, I have no idea what the answer is.
Answered by DionRimmings
My mistake, it's (-3i)(-4i)
Answered by Steve
well, that's obviously 12i^2 = -12
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