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Find the value of 2(1 + 4i) – (-2+i)

Find the value of 2(1 + 4i) – (-2+i)
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3 votes
Find the value of 2(1 + 4i) – (-2+i)

User Mlr
by
8.8k points

1 Answer

6 votes

2(1 + 4i) – (-2+i)

open the perenthesis

= 2 + 8i + 2 - i

Collect like terms

= 2 + 2 + 8i - i

= 4 + 7i

User Alexhughesking
by
8.3k points
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