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I’m really confused please help

I’m really confused please help-example-1
User Positron
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1 Answer

1 vote

Answer:

(2). b - (a + c)i

Step-by-step explanation:


i^(7) = [( i )²]³ × i = ( - 1)³ i = - i


i^(16) =
((i)^2)^(8) = ( - 1)^(8) = 1


((i)^2)^(10) × i = i

a(- i ) + b( 1 ) - c( i ) = - ai + b - ci = b - (a + c)i