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Best Answer

I will assume you mean,

X2 - 16 = 0

X2 = 16

take square root each side

X = (+/-) 4

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(-4, 0) and (4, 0)

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12y ago
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Wiki User

14y ago

(x-4)(x+4) = 0

x = 4 or x = -4

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Q: What is the solution set for x2 - 16 equals 0?
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