SOLUTION: Write the expression 8+4i/7+i in the form a+bi
I have tried multiply the equation by (7-i) but the answer doesn't work out.
Algebra.Com
Question 85808: Write the expression 8+4i/7+i in the form a+bi
I have tried multiply the equation by (7-i) but the answer doesn't work out.
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
Write the expression 8+4i/7+i in the form a+bi
----------------
[(8+4i)(7-i)] / [(7+i)(7-i)]
= [56+20i+4]/[50]
= [60+20i]/50
=(6/5) + (2/5)i
=============
Cheers,
Stan H.
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