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# Solutions for Chapter 9.2: Calculus: Early Transcendentals 1st Edition ## Full solutions for Calculus: Early Transcendentals | 1st Edition

ISBN: 9780321570567 Solutions for Chapter 9.2

Solutions for Chapter 9.2
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##### ISBN: 9780321570567

Calculus: Early Transcendentals was written by and is associated to the ISBN: 9780321570567. Chapter 9.2 includes 67 full step-by-step solutions. This textbook survival guide was created for the textbook: Calculus: Early Transcendentals, edition: 1. Since 67 problems in chapter 9.2 have been answered, more than 274593 students have viewed full step-by-step solutions from this chapter. This expansive textbook survival guide covers the following chapters and their solutions.

Key Calculus Terms and definitions covered in this textbook

If u < v , then u + w < v + w

• Arccotangent function

See Inverse cotangent function.

• Arithmetic sequence

A sequence {an} in which an = an-1 + d for every integer n ? 2 . The number d is the common difference.

• Dihedral angle

An angle formed by two intersecting planes,

• DMS measure

The measure of an angle in degrees, minutes, and seconds

• equation of an ellipse

(x - h2) a2 + (y - k)2 b2 = 1 or (y - k)2 a2 + (x - h)2 b2 = 1

• Factoring (a polynomial)

Writing a polynomial as a product of two or more polynomial factors.

• Graph of a polar equation

The set of all points in the polar coordinate system corresponding to the ordered pairs (r,?) that are solutions of the polar equation.

• Heron’s formula

The area of ¢ABC with semiperimeter s is given by 2s1s - a21s - b21s - c2.

• Independent events

Events A and B such that P(A and B) = P(A)P(B)

• Infinite limit

A special case of a limit that does not exist.

• Irrational numbers

Real numbers that are not rational, p. 2.

• Mean (of a set of data)

The sum of all the data divided by the total number of items

• Opposite

See Additive inverse of a real number and Additive inverse of a complex number.

• Pythagorean

Theorem In a right triangle with sides a and b and hypotenuse c, c2 = a2 + b2

• Quartile

The first quartile is the median of the lower half of a set of data, the second quartile is the median, and the third quartile is the median of the upper half of the data.

• Root of a number

See Principal nth root.

• Sum of an infinite geometric series

Sn = a 1 - r , |r| 6 1

• Unbounded interval

An interval that extends to -? or ? (or both).

• Variance

The square of the standard deviation.