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September 2, 2015
Posted by **dan** on Thursday, April 1, 2010 at 9:45pm.

How ado I simplify?

(3i5)^

- Algebra 2 -
**Reiny**, Thursday, April 1, 2010 at 9:50pmyou forgot the exponent.

- Algebra 2 -
**dan**, Thursday, April 1, 2010 at 10:04pmit says (3i*5)2

- Algebra 2 -
**Reiny**, Thursday, April 1, 2010 at 10:38pm(3i√5)^2

= 9i^2(5)

= -45 , remember i^2 = -1