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Solutions for Chapter 1.7: Precalculus 5th Edition

Precalculus | 5th Edition | ISBN: 9780321837349 | Authors: Rober F. Blitzer

Full solutions for Precalculus | 5th Edition

ISBN: 9780321837349

Precalculus | 5th Edition | ISBN: 9780321837349 | Authors: Rober F. Blitzer

Solutions for Chapter 1.7

This textbook survival guide was created for the textbook: Precalculus, edition: 5. Since 15 problems in chapter 1.7 have been answered, more than 10404 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: 9780321837349. Chapter 1.7 includes 15 full step-by-step solutions.

Key Calculus Terms and definitions covered in this textbook
  • Characteristic polynomial of a square matrix A

    det(xIn - A), where A is an n x n matrix

  • Complex fraction

    See Compound fraction.

  • Continuous at x = a

    lim x:a x a ƒ(x) = ƒ(a)

  • Convergence of a sequence

    A sequence {an} converges to a if limn: q an = a

  • Coordinate plane

    See Cartesian coordinate system.

  • Cosine

    The function y = cos x

  • Deductive reasoning

    The process of utilizing general information to prove a specific hypothesis

  • Equilibrium price

    See Equilibrium point.

  • Expanded form

    The right side of u(v + w) = uv + uw.

  • Five-number summary

    The minimum, first quartile, median, third quartile, and maximum of a data set.

  • Focal width of a parabola

    The length of the chord through the focus and perpendicular to the axis.

  • Imaginary part of a complex number

    See Complex number.

  • Logistic regression

    A procedure for fitting a logistic curve to a set of data

  • Lower bound of f

    Any number b for which b < ƒ(x) for all x in the domain of ƒ

  • Main diagonal

    The diagonal from the top left to the bottom right of a square matrix

  • Negative angle

    Angle generated by clockwise rotation.

  • 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).

  • Scientific notation

    A positive number written as c x 10m, where 1 ? c < 10 and m is an integer.

  • Sum of an infinite geometric series

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

  • Weights

    See Weighted mean.

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