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Ierofanga [76]
3 years ago
9

Simplify: (-3i)(4i)(-5i)

Mathematics
1 answer:
Alecsey [184]3 years ago
4 0
60i
if you go to mode on your calculator then Chang it from "real" to "a+bi" you can solve for unreal numbers. if you press "2nd" then "." it makes an "i"

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