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# Solutions for Chapter 6: Precalculus 9th Edition ## Full solutions for Precalculus | 9th Edition

ISBN: 9780321716835 Solutions for Chapter 6

Solutions for Chapter 6
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##### ISBN: 9780321716835

Since 97 problems in chapter 6 have been answered, more than 11070 students have viewed full step-by-step solutions from this chapter. Chapter 6 includes 97 full step-by-step solutions. This textbook survival guide was created for the textbook: Precalculus, edition: 9. Precalculus was written by and is associated to the ISBN: 9780321716835. This expansive textbook survival guide covers the following chapters and their solutions.

Key Calculus Terms and definitions covered in this textbook
• Augmented matrix

A matrix that represents a system of equations.

• Average velocity

The change in position divided by the change in time.

• Blocking

A feature of some experimental designs that controls for potential differences between subject groups by applying treatments randomly within homogeneous blocks of subjects

• Conic section (or conic)

A curve obtained by intersecting a double-napped right circular cone with a plane

• Directed angle

See Polar coordinates.

• Dot product

The number found when the corresponding components of two vectors are multiplied and then summed

• Frequency (in statistics)

The number of individuals or observations with a certain characteristic.

• Length of an arrow

See Magnitude of an arrow.

• Main diagonal

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

• Midpoint (on a number line)

For the line segment with endpoints a and b, a + b2

• Modified boxplot

A boxplot with the outliers removed.

• n-set

A set of n objects.

• Pole

See Polar coordinate system.

• Rational zeros

Zeros of a function that are rational numbers.

• Simple harmonic motion

Motion described by d = a sin wt or d = a cos wt

• Spiral of Archimedes

The graph of the polar curve.

• Standard form of a complex number

a + bi, where a and b are real numbers

• Vertex form for a quadratic function

ƒ(x) = a(x - h)2 + k

• Xmax

The x-value of the right side of the viewing window,.

• y-intercept

A point that lies on both the graph and the y-axis.

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