SOLUTION: 6. Subtract the complex expressions, and simplify. (-1.5 – 1.6i) – (-2.1 + 7.5i) which one? (A) 0.6 – 9.1i (B) -8.5i (C) 9.7 (D) -8.5 i need som

Algebra ->  Exponents -> SOLUTION: 6. Subtract the complex expressions, and simplify. (-1.5 – 1.6i) – (-2.1 + 7.5i) which one? (A) 0.6 – 9.1i (B) -8.5i (C) 9.7 (D) -8.5 i need som      Log On


   

Question 494604: 6. Subtract the complex expressions, and simplify.
(-1.5 – 1.6i) – (-2.1 + 7.5i)
which one?
(A) 0.6 – 9.1i
(B) -8.5i
(C) 9.7
(D) -8.5
i need some help please.

Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
Subtract the complex expressions, and simplify.
(-1.5 – 1.6i) – (-2.1 + 7.5i)
----
= (-1.5+2.1) + (-1.6-7.5)i
-----
= 0.6 - 9.1i
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Cheers,
Stan H.
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which one?
(A) 0.6 – 9.1i
(B) -8.5i
(C) 9.7
(D) -8.5