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Solve for x (complex solution)
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Solve for x
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y+3=2^{2}x^{2}+1
Expand \left(2x\right)^{2}.
y+3=4x^{2}+1
Calculate 2 to the power of 2 and get 4.
y=4x^{2}+1-3
Subtract 3 from both sides.
y=4x^{2}-2
Subtract 3 from 1 to get -2.