Math Help Problem!?

3 ⤊

Perform the indicated operation and write your answer in standard form: (-7 +5i) - (-9-11i)

2007-01-11 08:50:36 · 4 answers · asked by melanie m 2 in Science & Mathematics ➔ Mathematics

(-7 + 5i) - (-9 - 11i) = -7 + 5i + 9 + 11i = 2 + 16i

2007-01-11 09:00:22 · answer #1 · answered by Dave 6 · 1⤊ 1⤋

(-7 + 5i) - (-9 - 11i)
= -7 + 5i + 9 + 11i
= 2 + 16i .

2007-01-13 13:46:52 · answer #2 · answered by locuaz 7 · 2⤊ 0⤋

The answer is 2+16i but I don't know if this is in "standard form".

2007-01-11 16:59:41 · answer #3 · answered by indyacom 3 · 0⤊ 0⤋

it is = 2-6i

2007-01-11 17:00:03 · answer #4 · answered by kattymckatty 3 · 0⤊ 2⤋