# Solve. Write your answers in exact form, then round to 3 decimal places. 2x2 = −16 exact answers x = decimal answers x =?

Update:

Its 2x^2 =-16

### 1 Answer

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- DWReadLv 74 years ago
use x^2 to represent x²

2x² = -16

x² = -8

x = ±√(-8)

= ±√8√(-1)

= ±2√2√(-1)

= ±(2√2)i

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