RhiannonO670386 RhiannonO670386

29-10-2022
Mathematics

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Find the value of 2(1 + 4i) – (-2+i)

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IdilJ401997 IdilJ401997

29-10-2022

2(1 + 4i) – (-2+i)

open the perenthesis

= 2 + 8i + 2 - i

Collect like terms

= 2 + 2 + 8i - i

= 4 + 7i

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