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

See Polynomial function

The distance d(P, Q) between and P(x, y, z) and Q(x, y, z) or d(P, Q) ((x ) - x 2)2 + (y1 - y2)2 + (z 1 - z 2)2

a b = aa 1 b b, b Z 0

A nonnegative number that specifies how off-center the focus of a conic is

In algebra, a quantity being multiplied in a product. In statistics, a potential explanatory variable under study in an experiment, .

y = b.

See Mathematical induction.

A system of n linear equations in n variables whose coefficient matrix has a nonzero determinant.

a2 = b2 + c2 - 2bc cos A, b2 = a2 + c2 - 2ac cos B, c2 = a2 + b2 - 2ab cos C

A Riemann sum approximation of the area under a curve ƒ(x) from x = a to x = b using x1 as the left-hand endpoint of each subinterval

A principle used to find the number of ways an event can occur.

A function that assigns real-number values to the outcomes in a sample space.

A matrix in which rows consisting of all 0’s occur only at the bottom of the matrix, the first nonzero entry in any row with nonzero entries is 1, and the leading 1’s move to the right as we move down the rows.

The function y = sec x.

One-half of the sum of the lengths of the sides of a triangle.

In the plane i = <1, 0> and j = <0,1>; in space i = <1,0,0>, j = <0,1,0> k = <0,0,1>

A procedure used to divide a polynomial by a linear factor, x - a

A line graph in which time is measured on the horizontal axis.

For real numbers a and b, exactly one of the following is true: a < b, a = b , or a > b.

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