Simplify the complex expression below?

Question

#5i+i^2(2i^2-3i)#

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Answer 1 · 2018-04-12T21:59:46

#2+8i#

#5i+i^2(2i^2-3i)=#

Since #i= sqrt(-1)# then #i^2= -1#

#5i-1(-2-3i)= 5i+2+3i#

#2+8i#