Solve for k
k=6-x^{2}
Solve for x (complex solution)
x=-\sqrt{6-k}
x=\sqrt{6-k}
Solve for x
x=\sqrt{6-k}
x=-\sqrt{6-k}\text{, }k\leq 6
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k-6=-x^{2}
Subtract x^{2} from both sides. Anything subtracted from zero gives its negation.
k=-x^{2}+6
Add 6 to both sides.
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Limits
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