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January 30, 2015

January 30, 2015

Posted by **Mia** on Tuesday, November 27, 2012 at 6:35am.

- Mathh -
**Reiny**, Tuesday, November 27, 2012 at 9:28am√((-9)(-4))

= √36

= 6

or

√((-9)(-4))

= (√-9)(√-4)

=(3i)(2i)

= 6i^2

= 6(-1)

= -6

so what do you think?

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