10 points?

👨🏻‍🏫 學術台數學

2017-01-26 5:03 am

-2+3i
Calculate the modulus. Give the simplified radical AND decimal approximation to the tenths place.

回答 (1)

2017-01-26 8:08 am

✔ 最佳答案

|-2+3i|
= √((-2)²+3²)
= √13
≈ 3.6

👍 1 👎 0

收錄日期: 2021-04-24 00:11:15
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20170125210318AAAMAT7

檢視 Wayback Machine 備份