TheoTown

Posted: **29 Jul 2017, 08:28**

Square root of minus 16?

Posted: **29 Jul 2017, 08:33**

Brody Craft wrote: ↑
29 Jul 2017, 08:28
Square root of minus 16?

Yes

Posted: **29 Jul 2017, 08:34**

My teacher taught us dividing a negative number with a negative number equals to a positive number Answer

Posted: **29 Jul 2017, 08:37**

Brody Craft wrote: ↑
29 Jul 2017, 08:34
My teacher taught us dividing a negative number with a negative number equals to a positive number Answer

The also applies to multiplication like
-2 * -2 = 4
-2 * 2 = -4
2 * 2 = 4

Posted: **29 Jul 2017, 09:03**

Square root of 16 can be 4 or -4.

see:

Posted: **29 Jul 2017, 09:27**

CommanderABab wrote: ↑
29 Jul 2017, 09:03
Square root of 16 can be 4 or -4.

see:

Therefore ±4

Posted: **29 Jul 2017, 09:50**

Bearbear65 wrote: ↑
29 Jul 2017, 09:27

CommanderABab wrote: ↑
29 Jul 2017, 09:03
Square root of 16 can be 4 or -4.

see:
Therefore ±4

If you say so!

Math Discussion