How do you simplify $(3 + 4 i) + (7 - i)$ $( 3+ 4i ) + ( 7- i )$ ?

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Answer 1 · 2017-11-19T00:26:12

$10 + 3 i$ $10+3i$

$(3 + 4 i) + (7 - i) = (3 + 7) + (4 - 1) i = 10 + 3 i$ $(3+4i)+(7-i)=(3+7)+(4-1)i=10+3i$

This is a Complex number, which valuable 10 in Real Numbers' Field and 3 in Imagination Numbers' Field

How do you simplify (3+4i)+(7−i)( 3+ 4i ) + ( 7- i )?