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# Solutions for Chapter 9.4: Calculus: Early Transcendentals 1st Edition ## Full solutions for Calculus: Early Transcendentals | 1st Edition

ISBN: 9780321570567 Solutions for Chapter 9.4

Solutions for Chapter 9.4
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##### ISBN: 9780321570567

Since 80 problems in chapter 9.4 have been answered, more than 64494 students have viewed full step-by-step solutions from this chapter. Chapter 9.4 includes 80 full step-by-step solutions. This expansive textbook survival guide covers the following chapters and their solutions. Calculus: Early Transcendentals was written by and is associated to the ISBN: 9780321570567. This textbook survival guide was created for the textbook: Calculus: Early Transcendentals, edition: 1.

Key Calculus Terms and definitions covered in this textbook
• Algebraic model

An equation that relates variable quantities associated with phenomena being studied

• Arctangent function

See Inverse tangent function.

• Common difference

See Arithmetic sequence.

• Explanatory variable

A variable that affects a response variable.

• Imaginary part of a complex number

See Complex number.

• Inverse function

The inverse relation of a one-to-one function.

• Least-squares line

See Linear regression line.

• Logarithmic form

An equation written with logarithms instead of exponents

• Modulus

See Absolute value of a complex number.

• Ordinary annuity

An annuity in which deposits are made at the same time interest is posted.

• Origin

The number zero on a number line, or the point where the x- and y-axes cross in the Cartesian coordinate system, or the point where the x-, y-, and z-axes cross in Cartesian three-dimensional space

• Sample survey

A process for gathering data from a subset of a population, usually through direct questioning.

• Semimajor axis

The distance from the center to a vertex of an ellipse.

• Speed

The magnitude of the velocity vector, given by distance/time.

• Standard form of a polynomial function

ƒ(x) = an x n + an-1x n-1 + Á + a1x + a0

• Sum of a finite geometric series

Sn = a111 - r n 2 1 - r

• Sum of an infinite series

See Convergence of a series

• Unit ratio

See Conversion factor.

• Vector equation for a line in space

The line through P0(x 0, y0, z0) in the direction of the nonzero vector V = <a, b, c> has vector equation r = r0 + tv , where r = <x,y,z>.

• y-coordinate

The directed distance from the x-axis xz-plane to a point in a plane (space), or the second number in an ordered pair (triple), pp. 12, 629.

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