This question was deployed live in an event with 60 seconds as the time limit, and about 4% got this right then. Will you do better? √ is the square root.
Which of the following equation(s) does not have a unique slope? Choose one or more.
- y = 2x + 3
- y2 = x2
- y = √(x)
- √(x) = √(y)
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