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Get Full Access to Calculus Volume 1 - 18 Edition - Chapter 4.7 - Problem 317
Get Full Access to Calculus Volume 1 - 18 Edition - Chapter 4.7 - Problem 317

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ISBN: 9781938168024 2035

## Solution for problem 317 Chapter 4.7

Calculus Volume 1 | 18th Edition

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Calculus Volume 1 | 18th Edition

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Problem 317

For the following exercises, set up and evaluate each optimization problem.

Find the positive integer that minimizes the sum of the number and its reciprocal.

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Chapter 18: The Bizarre Stellar Graveyard  White Dwarfs o What is a white dwarf  A white dwarf is the core of a low or intermediate mass star after it runs out of fuel, and fusion stops. It begins hot and colds slowly over time.  Electron degeneracy pressure keeps White dwarfs from collapsing  No white dwarf has reached the “black dwarf” coolness.  White dwarfs are high density, the more mass, the smaller it is.  Mass of the sun, but the size of the earth  White dwarfs cannot be bigger than 1.4M sun o What can happen to a white dwarf in a close binary system  Mass exchange happens when two stars are close the each other. \  One star dumps mass on the other  Mass falling toward a white dwarf has some angular momentum and this matter orbits the white dwarf in an accretion disk  Friction causes the accretion disk to heat up, and matter falls on the surface of the star  The temperate of the surface becomes hot enough for hydrogen fusion. Fusion begins suddenly and causes a nova.  Nova star system becomes much brighter and causes an explosion that drives the accreted matter out into space.  Two types of Supern

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## Discover and learn what students are asking

Calculus: Early Transcendental Functions : Integration Techniques, LHpitals Rule, and Improper Integrals
?In Exercises 49-56, find the indefinite integral using any method. $$\int \theta \sin \theta \cos \theta d \theta$$

Calculus: Early Transcendental Functions : Introduction to Functions of Several Variables
?In Exercises 7-18, find and simplify the function values. $$f(x, y)=2 x+y^{2}$$ (a) $$\frac{f(x+\Delta x, y)-f(x, y)}{\Delta x}$$

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