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Questions and Answers
If one root of the equation $x^2 - 2x + 1 = 0$ is 1, then the other root is:
If one root of the equation $x^2 - 2x + 1 = 0$ is 1, then the other root is:
- $1/2$
- $2$
- $1$
- $-1$ (correct)
If $P x^2 + 4x + 1 = 0$ has real roots, then the value of $P$ is:
If $P x^2 + 4x + 1 = 0$ has real roots, then the value of $P$ is:
- $4/15$
- $15/4$ (correct)
- $2/5$
- none
