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OpenStudy (anonymous):
(d) What is domain of f(x) = x(40-2x)^2 Domain of is: I said it was all reals but that is incorrect?
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OpenStudy (anonymous):
@Callisto
OpenStudy (anonymous):
Do you see anywhere where it's undefined?
OpenStudy (anonymous):
Ohh. Yeah it's correct.
OpenStudy (anonymous):
Sorry, didn't see your answer.
OpenStudy (anonymous):
how come it says it is wrong then?
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OpenStudy (anonymous):
The answer is wrong.
OpenStudy (anonymous):
I am 100% sure it's all x|R .
OpenStudy (anonymous):
same here
OpenStudy (anonymous):
This is continuous everywhere everywhere by the definition of continuity and there are no discontinuities or asymptotic.
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