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Why did the sign become less than in b>-80?
Great question! It's because when you make it negative you flip the sign. You can think about it as an absolute value |b|>80, so you split it into two equations. b>80, b
Why did the sign become less than in b>-80?
Great question! It's because when you make it negative you flip the sign. You can think about it as an absolute value |b|>80, so you split it into two equations. b>80, b