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# Solutions for Chapter 11-2: Work Done by a Variable Force

## Full solutions for Calculus: Concepts and Applications | 2nd Edition

ISBN: 9781559536547

Solutions for Chapter 11-2: Work Done by a Variable Force

Solutions for Chapter 11-2
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##### ISBN: 9781559536547

This textbook survival guide was created for the textbook: Calculus: Concepts and Applications, edition: 2. This expansive textbook survival guide covers the following chapters and their solutions. Calculus: Concepts and Applications was written by Patricia and is associated to the ISBN: 9781559536547. Chapter 11-2: Work Done by a Variable Force includes 19 full step-by-step solutions. Since 19 problems in chapter 11-2: Work Done by a Variable Force have been answered, more than 7923 students have viewed full step-by-step solutions from this chapter.

Key Calculus Terms and definitions covered in this textbook
• Argument of a complex number

The argument of a + bi is the direction angle of the vector {a,b}.

• Binomial coefficients

The numbers in Pascal’s triangle: nCr = anrb = n!r!1n - r2!

• Coefficient of determination

The number r2 or R2 that measures how well a regression curve fits the data

• Complex fraction

See Compound fraction.

• Direction of an arrow

The angle the arrow makes with the positive x-axis

• Elimination method

A method of solving a system of linear equations

• Integrable over [a, b] Lba

ƒ1x2 dx exists.

• Inverse properties

a + 1-a2 = 0, a # 1a

• Limit to growth

See Logistic growth function.

• Local extremum

A local maximum or a local minimum

• Natural logarithmic function

The inverse of the exponential function y = ex, denoted by y = ln x.

• Number line graph of a linear inequality

The graph of the solutions of a linear inequality (in x) on a number line

• PH

The measure of acidity

• Proportional

See Power function

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

• Reduced row echelon form

A matrix in row echelon form with every column that has a leading 1 having 0’s in all other positions.

• Resolving a vector

Finding the horizontal and vertical components of a vector.

• Unit vector in the direction of a vector

A unit vector that has the same direction as the given vector.

• Vertex of a parabola

The point of intersection of a parabola and its line of symmetry.

• y-coordinate

The directed distance from the x-axis xz-plane to a point in a plane (space), or the second number in an ordered pair (triple), pp. 12, 629.

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