Express the following in the form of `a + b i`:(i) `(-5i)(1/8i)` (ii) – InterviewSolution

InterviewSolution

1.	Express the following in the form of `a + b i`:(i) `(-5i)(1/8i)` (ii) `(-i)(2i)(-1/8i)^3`
Answer» (i) `(-5i)(1/8i)` `= -5/8i^2` `=-5/8(-1)` `=5/8 + 0i` answer (ii) `(-i)(2i)(-1/8i)^3` `(-2i^2)(-i^3/512)` `(-2(-1)) (-i(-1))/512` `= 0 + i*1/256`

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