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27 July, 04:17

If u = (1 + i) and v = (1 - i), what is uv?

A. 1

B. - 4

C. - 4i

D. 4

+2
Answers (1)
  1. 27 July, 04:34
    0
    Apply the distributive property of multiplication here.

    uv = 1*1 + 1*-i + i*1 - (i^2)

    = 1 - i + i + 1 = 2 (answer)
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