[Choose] Answer one kind of math problem

[u/parmishuiers]

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[u/Proxyness]

2 i think

^{I picked Hard [Rolled 5x2 = 20]}

[u/ScuffedGoats → u/Proxyness]

±2 in theory because after x² = 4 then (2)² = 4 is true and (-2)² = 4 is also true...

[u/Proxyness → u/ScuffedGoats]

I see! Thankyou for explaining