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Mathematics 11 Online
OpenStudy (anonymous):

find the domain of f(t)= t^2+4t

myininaya (myininaya):

Does the function exist for all real input?

myininaya (myininaya):

Can you think of any real input that gives you something that doesn't exist?

OpenStudy (anonymous):

No restrictions ....

OpenStudy (anonymous):

what does that mean? No restrictions

myininaya (myininaya):

All polynomials are continuous everywhere and therefore there domain is all real numbers. Is this a polynomial?

OpenStudy (anonymous):

yes

myininaya (myininaya):

no restrictions means there are no numbers for which the function doesn't exist

OpenStudy (anonymous):

|dw:1331780247760:dw|

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