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Posted by on Sunday, September 12, 2010 at 8:04pm.

Express in the form, a + bi: (-11 + 4i) + (6 + 8i)
Answer
a. -5 + 12i
b. 5 - 12i
c. -3 + 10i
d. -7 + 14i

  • Math - , Sunday, September 12, 2010 at 10:04pm

    just add them up as you're adding
    (-11+4x) + (6+8x)

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