(-1 x 2 x 3)(i x i x i) = 6i^3 -6i^3 = -6 x i^2 x I We know that i = sqrt(-1) i^2 = sqrt(-1) x sqrt(-1) i^2 = -1 -6(-1)(i) 6i [MEDIA]
if i = square root of -1 what is the sum (7 + 3i) + (-8 + 9i) We group like terms, and we get: 7 - 8 + (3 + 9)i Simplifying, we get: -1 + 12i
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