MHB What is the Domain of the Function t^(-1) + 2t^(-2)?

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The function t^(-1) + 2t^(-2) is expressed as 1/t + 2/t^2. The domain of this function includes all real numbers except for t = 0. At t = 0, the function is undefined due to division by zero. Therefore, the domain can be stated as all real numbers except zero. The discussion confirms that the function is defined for all other values of t.
mathdad
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Find the domain.

t^(-1) + 2t^(-2)

Let me see if I get it.

1/t + 2/t^(2)

Let D = domain

D = t is all real numbers except for 0.
 
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RTCNTC said:
Find the domain.

t^(-1) + 2t^(-2)

Let me see if I get it.

1/t + 2/t^(2)

Let D = domain

D = t is all real numbers except for 0.

yes because at t = 0 it is not defined and at all other t it is defined
 
Here is a little puzzle from the book 100 Geometric Games by Pierre Berloquin. The side of a small square is one meter long and the side of a larger square one and a half meters long. One vertex of the large square is at the center of the small square. The side of the large square cuts two sides of the small square into one- third parts and two-thirds parts. What is the area where the squares overlap?

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