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Solutions for Chapter 7.2: 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 7.2

This textbook survival guide was created for the textbook: Precalculus, edition: 5. Since 4 problems in chapter 7.2 have been answered, more than 11929 students have viewed full step-by-step solutions from this chapter. Precalculus was written by and is associated to the ISBN: 9780321837349. This expansive textbook survival guide covers the following chapters and their solutions. Chapter 7.2 includes 4 full step-by-step solutions.

Key Calculus Terms and definitions covered in this textbook
  • Angle between vectors

    The angle formed by two nonzero vectors sharing a common initial point

  • Compounded continuously

    Interest compounded using the formula A = Pert

  • Cosine

    The function y = cos x

  • Exponential regression

    A procedure for fitting an exponential function to a set of data.

  • First-degree equation in x , y, and z

    An equation that can be written in the form.

  • Parabola

    The graph of a quadratic function, or the set of points in a plane that are equidistant from a fixed point (the focus) and a fixed line (the directrix).

  • Positive association

    A relationship between two variables in which higher values of one variable are generally associated with higher values of the other variable, p. 717.

  • Probability of an event in a finite sample space of equally likely outcomes

    The number of outcomes in the event divided by the number of outcomes in the sample space.

  • Product rule of logarithms

    ogb 1RS2 = logb R + logb S, R > 0, S > 0,

  • Quadrant

    Any one of the four parts into which a plane is divided by the perpendicular coordinate axes.

  • Rational zeros theorem

    A procedure for finding the possible rational zeros of a polynomial.

  • Reflection across the y-axis

    x, y and (-x,y) are reflections of each other across the y-axis.

  • Response variable

    A variable that is affected by an explanatory variable.

  • Scatter plot

    A plot of all the ordered pairs of a two-variable data set on a coordinate plane.

  • Secant line of ƒ

    A line joining two points of the graph of ƒ.

  • Symmetric difference quotient of ƒ at a

    ƒ(x + h) - ƒ(x - h) 2h

  • Translation

    See Horizontal translation, Vertical translation.

  • Upper bound test for real zeros

    A test for finding an upper bound for the real zeros of a polynomial.

  • Variable

    A letter that represents an unspecified number.

  • Vertical translation

    A shift of a graph up or down.

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