elwelllydia
elwelllydia
12-09-2017
Mathematics
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Multiply and simplify -12i x 3i
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twinkletoes02ow6hbc
twinkletoes02ow6hbc
12-09-2017
-36i^2 because -12 X 3= -36 and i X i = i^2
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cubstellationoupyb6
cubstellationoupyb6
12-09-2017
-12i×3i=-12×3×i×i
12×3=36 i×i=i²
So in the case of basic algebra, it's 36i²
If i is √-1 then i² is √-1×√-1 which is -1
36×-1=-36
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