bellaplaza
bellaplaza
22-06-2014
Mathematics
Answered
(8-2i)(5+i)
A.38-18i
B. 38
C. 40+2i
D. 42-2i
E. 42
Answer :
crisforp
crisforp
15-07-2014
( 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
Answer Link
VIEW ALL ANSWERS ( 47+ )
Other Questions
Which element has two valence electrons lithium Li argon Ar calcium Ca fluorine F
Which US senator used Americans fear of communism to promote his career by making baseless accusations of communist activities in the United States Points 3 McC
what is a square root of a number
where did salt get its name from
what is the supplement of 164 degrees
start at 1000 create a pattern that subtract 8 from each number stop when you have five numbers
Which words in the sentence are the adjective clause Joeys new socks which are light blue are in the top drawer of his dresser A of his dresser B which are ligh
An electrician can wire on average 45 houses in a week How many months will it take her to wire 55 houses if she wires the same number each week and figures on
Which contraction agrees with the subject and correctly completes the sentence Our two cats like to be put in their travel crates at all A doesnt B dont C arent
what is 48 x 38 equal to
