Calculus/domain

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Expert: - 2/1/2010


Question
can the domain of f(x) be the square root of a negative number

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Questioner: Vern
Country: United States
Category: Calculus
Private: No
Subject: calculus domain
Question: can the domain of f(x) be the square root of a negative number
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No.

I recommend that you write out the definition of domain. (a few dozen times)

Calculus

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Paul Klarreich

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All topics in first-year calculus including infinite series, max-min and related rate problems. Also trigonometry and complex numbers, theory of equations, exponential and logarithmic functions. I can also try (but not guarantee) to answer questions on Analysis -- sequences, limits, continuity.

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I taught all mathematics subjects from elementary algebra to differential equations at a two-year college in New York City for 25 years.

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