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# Solutions for Chapter 7.3: Fundamentals of Differential Equations 8th Edition

## Full solutions for Fundamentals of Differential Equations | 8th Edition

ISBN: 9780321747730

Solutions for Chapter 7.3

Solutions for Chapter 7.3
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##### ISBN: 9780321747730

This expansive textbook survival guide covers the following chapters and their solutions. Chapter 7.3 includes 38 full step-by-step solutions. Fundamentals of Differential Equations was written by and is associated to the ISBN: 9780321747730. Since 38 problems in chapter 7.3 have been answered, more than 60391 students have viewed full step-by-step solutions from this chapter. This textbook survival guide was created for the textbook: Fundamentals of Differential Equations , edition: 8.

Key Calculus Terms and definitions covered in this textbook
• Arcsecant function

See Inverse secant function.

• Arctangent function

See Inverse tangent function.

• artesian coordinate system

An association between the points in a plane and ordered pairs of real numbers; or an association between the points in three-dimensional space and ordered triples of real numbers

• Composition of functions

(f ? g) (x) = f (g(x))

• Compound interest

Interest that becomes part of the investment

• Continuous at x = a

lim x:a x a ƒ(x) = ƒ(a)

• Elimination method

A method of solving a system of linear equations

• Graph of an inequality in x and y

The set of all points in the coordinate plane corresponding to the solutions x, y of the inequality.

• Interval notation

Notation used to specify intervals, pp. 4, 5.

• Inverse cotangent function

The function y = cot-1 x

• Irrational zeros

Zeros of a function that are irrational numbers.

• Law of cosines

a2 = b2 + c2 - 2bc cos A, b2 = a2 + c2 - 2ac cos B, c2 = a2 + b2 - 2ab cos C

• Measure of center

A measure of the typical, middle, or average value for a data set

• Mode of a data set

The category or number that occurs most frequently in the set.

• Power rule of logarithms

logb Rc = c logb R, R 7 0.

• Solve an equation or inequality

To find all solutions of the equation or inequality

• Triangular form

A special form for a system of linear equations that facilitates finding the solution.

• Upper bound test for real zeros

A test for finding an upper bound for the real zeros of a polynomial.

• Venn diagram

A visualization of the relationships among events within a sample space.

• y-intercept

A point that lies on both the graph and the y-axis.

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