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# Solutions for Chapter 10.4: Hyperbolas

## Full solutions for Precalculus | 7th Edition

ISBN: 9780618643448

Solutions for Chapter 10.4: Hyperbolas

Solutions for Chapter 10.4
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##### ISBN: 9780618643448

Since 76 problems in chapter 10.4: Hyperbolas have been answered, more than 28639 students have viewed full step-by-step solutions from this chapter. This expansive textbook survival guide covers the following chapters and their solutions. Precalculus was written by and is associated to the ISBN: 9780618643448. This textbook survival guide was created for the textbook: Precalculus, edition: 7. Chapter 10.4: Hyperbolas includes 76 full step-by-step solutions.

Key Calculus Terms and definitions covered in this textbook
• Annual percentage rate (APR)

The annual interest rate

• Cofunction identity

An identity that relates the sine, secant, or tangent to the cosine, cosecant, or cotangent, respectively

• Completing the square

A method of adding a constant to an expression in order to form a perfect square

• Elimination method

A method of solving a system of linear equations

• Equivalent systems of equations

Systems of equations that have the same solution.

• Higher-degree polynomial function

A polynomial function whose degree is ? 3

• Inequality

A statement that compares two quantities using an inequality symbol

• Interval notation

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

• Length of a vector

See Magnitude of a vector.

• Nappe

See Right circular cone.

• Product of complex numbers

(a + bi)(c + di) = (ac - bd) + (ad + bc)i

• Random behavior

Behavior that is determined only by the laws of probability.

• Random numbers

Numbers that can be used by researchers to simulate randomness in scientific studies (they are usually obtained from lengthy tables of decimal digits that have been generated by verifiably random natural phenomena).

• Reciprocal function

The function ƒ(x) = 1x

• Sample survey

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

• Second

Angle measure equal to 1/60 of a minute.

• Singular matrix

A square matrix with zero determinant

• Transformation

A function that maps real numbers to real numbers.

• Vertex of an angle

See Angle.

• z-coordinate

The directed distance from the xy-plane to a point in space, or the third number in an ordered triple.

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