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# Solutions for Chapter 10.7: Probability ## Full solutions for Precalculus | 4th Edition

ISBN: 9780321559845 Solutions for Chapter 10.7: Probability

Solutions for Chapter 10.7
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##### ISBN: 9780321559845

Chapter 10.7: Probability includes 77 full step-by-step solutions. This expansive textbook survival guide covers the following chapters and their solutions. Precalculus was written by and is associated to the ISBN: 9780321559845. Since 77 problems in chapter 10.7: Probability have been answered, more than 48112 students have viewed full step-by-step solutions from this chapter. This textbook survival guide was created for the textbook: Precalculus, edition: 4.

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

See Inverse tangent function.

• Constant

A letter or symbol that stands for a specific number,

• Division

a b = aa 1 b b, b Z 0

• DMS measure

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

• Double-angle identity

An identity involving a trigonometric function of 2u

• Imaginary axis

See Complex plane.

• Infinite discontinuity at x = a

limx:a + x a ƒ(x) = q6 or limx:a - ƒ(x) = q.

• Inverse of a matrix

The inverse of a square matrix A, if it exists, is a matrix B, such that AB = BA = I , where I is an identity matrix.

• Inverse variation

See Power function.

• Length of an arrow

See Magnitude of an arrow.

• Major axis

The line segment through the foci of an ellipse with endpoints on the ellipse

• Negative numbers

Real numbers shown to the left of the origin on a number line.

• Open interval

An interval that does not include its endpoints.

• Polar coordinates

The numbers (r, ?) that determine a point’s location in a polar coordinate system. The number r is the directed distance and ? is the directed angle

• Real number line

A horizontal line that represents the set of real numbers.

• Relation

A set of ordered pairs of real numbers.

• Solution of an equation or inequality

A value of the variable (or values of the variables) for which the equation or inequality is true

• Solution set of an inequality

The set of all solutions of an inequality

• Summation notation

The series a nk=1ak, where n is a natural number ( or ?) is in summation notation and is read "the sum of ak from k = 1 to n(or infinity).” k is the index of summation, and ak is the kth term of the series