Precalculus: Mathematics for Calculus (Standalone Book) 7th Edition - Solutions by Chapter

See Compound fraction.

A letter or symbol that stands for a specific number,

The function y = cot x

An identity involving a trigonometric function of u - v

(x - h)2 = 4p(y - k) or (y - k)2 = 4p(x - h)

Decay modeled by ƒ(x) = a ? bx, a > 0 with 0 < b < 1.

The net amount of money returned from an annuity.

The line is a horizontal asymptote of the graph of a function ƒ if lim x:- q ƒ(x) = or lim x: q ƒ(x) = b

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

The vector <a,b>.

An angle in standard position whose terminal side lies on an axis.

See Division algorithm for polynomials.

A statistical measure that does not change much in response to outliers.

The distance from the center of an ellipse to a point on the ellipse along a line perpendicular to the major axis.

A square matrix with zero determinant

a + bi, where a and b are real numbers

(x - h)2 + (y - k2) = r 2

The line x = a is a vertical asymptote of the graph of the function ƒ if limx:a+ ƒ1x2 = q or lim x:a- ƒ1x2 = q.

See Weighted mean.

See n factorial.