Medium
Find (−10i)+(−40+8i)(-10 i)+(-40+8 i)(−10i)+(−40+8i)
−2i−40-2 i-40−2i−40
2i+402 i+402i+40
2i−40 2 i-402i−40
−2i+40-2 i+40−2i+40
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