(3-i)+(1-2i) =
O 4 - 3i
O 4 +3i
O 4+i

answer:

at time x=0 we have 1000, at time x=1 we have 2000, at time x=2 we have 4000.  

so that's an initial value of 1000 and a ratio of 2,

y = 1000 (2^x)

hope this !

this is a math question that is a riddle in which you can only discover the answer by cracking the given equations and each answer has the corresponding letters. nonetheless, the solution to this is the scientist created  an exact duplicate of himself because he was just cloning around.