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OpenStudy (anonymous):
state any restrictions on the variables u²-4 ----- u²-2u
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myininaya (myininaya):
what can you not divide by?
OpenStudy (anonymous):
0?
OpenStudy (johnweldon1993):
So again the denominator can not equal 0 \[\large u^2 - 2u = 0\] Can you solve for u?
myininaya (myininaya):
so solve that equation
OpenStudy (anonymous):
\[x \neq 0, 2\]
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OpenStudy (johnweldon1993):
Great!
OpenStudy (anonymous):
thanks guys
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