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poizon [28]
3 years ago
9

Use the rules of equations and inverse operations to solve the equation. In your final answer, include all of your work.

Mathematics
1 answer:
Sphinxa [80]3 years ago
4 0

Answer:

x= +2\sqrt{5} or -2\sqrt{5}

Step-by-step explanation:

for the given equation,

4 - x^{2} = -16

using rules of equation and inverse operations as isolating x on one side of equation,

interchanging sides  of equation  we get,

x^{2} =20

x= +\sqrt{20} or x= -\sqrt{20}

x= +2\sqrt{5}  or x= -2\sqrt{5}

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