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Samantha L.
Full time student at UC Berkeley, Tutor for four years
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SAT
TutorMe
Question:

Correct this sentence: Not only is she smart, but she is athletic.

Samantha L.
Answer:

Not only is she smart, but also she is athletic.

Microeconomics
TutorMe
Question:

State the conditions for a perfectly competitive market.

Samantha L.
Answer:

1) There are many firms in the market so that each has a very small share of the market. 2) All firms sell a homogenous (identical) product. 3) All firms are price takers. 4) Buyers and sellers have full information in each transaction. 5) There are no barriers to entry or exit.

Calculus
TutorMe
Question:

f is differentiable at a if the limit ___________ exists.

Samantha L.
Answer:

the limit as h approaches zero, [f(a+h) - f(a)]/h

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