(8-2i)(5+i) A.38-18iB. 38C. 40+2iD. 42-2iE. 42

1 answer:

Tpy6a [65]3 years ago

7 0

( 8 - 2i ) * ( 5 + i ) = 40 + 8i - 10i - 2* i^2 = 40 -2i - 2 * ( -1 ) = 40 + 2 - 2i = 42 - 2i;
THE ANSWER IS D. 42 - 2i

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