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2x2+9 = -41

2x2 = -41-9

2x2 = -50

x2 = -25

x = -5

Check: (2*-52)+9 = -41

Sorry, you can't have -5 as square root of -25.

x = 5i, where i is the imaginary square root of -1

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Q: What is x in 2x2 plus 9 equals -41?
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