solve square root of 16?
回答 (11)
2008-11-13 11:36 am
✔ 最佳答案
±√16= ±√(4^2)
= ±√(4 x 4)
= ±4
2008-11-13 7:00 pm
â16 = ± 4
2008-11-13 7:38 pm
4 OR -4
2008-11-13 7:34 pm
16 = x^2
16 = 4^2 [or -(4)^2]
therefore:
â16 = 4 [or -4]
16 = 4^2 [or -(4)^2]
therefore:
â16 = 4 [or -4]
參考: general algebra knowledge
2008-11-13 7:02 pm
± 4
2008-11-14 10:07 am
4*4=16
what multiplies with itself to equal 16?
4
what multiplies with itself to equal 16?
4
2008-11-13 8:23 pm
4
2008-11-13 7:42 pm
+ or - 4-
2008-11-13 7:02 pm
4
2008-11-13 6:58 pm
4
收錄日期: 2021-05-01 11:29:48
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20081113025422AAPXISO