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Why x^2=16 and x^2=-16 do not have the same solution

Why x^2=16 and x^2=-16 do not have the same solution
asked 230k views
9 votes
Why x^2=16 and x^2=-16 do not have the same solution

asked
User VineetYadav
by
7.6k points

1 Answer

7 votes

Explanation:

x^2 = 16

x = ±4

x^2 = -16

x = -

as a negative number cannot be squareroot

answered
User Laurent Luce
by
8.5k points
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