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10 questions from this quiz
Replace repeated expressions to simplify
Same expression appears at least twice
Identify restrictions on original variable
Values making denominators equal zero
Let a new variable equal it
A quadratic equation
x≠0x \neq 0x=0 and x≠2x \neq 2x=2
k=x2−2xk = x^2 - 2xk=x2−2x
x=−1x = -1x=−1, x=1x = 1x=1, or x=3x = 3x=3
Simple letters like kkk, uuu, or ttt
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