Question

Simplify the expression.
(-3i)(-4i)
A)12
B)-12
C)12i
D)-12i

Answer 1

Answer:

-12 thus B) is the answer

Step-by-step explanation:

Simplify the following:

-3 i (-4)×i

-3 i (-4)×i = -3 i^2 (-4):

-3 (-4) i^2

i^2 = -1:

-3 (-4)-1

-3 (-1) = 3:

-43

3 (-4) = -12:

Answer:  -12

Answer 2

The answer is B, -12.

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