|
|
|
2
|
The graph of a function f is the set of all points in the plane of the form (x, f(x)). We could also define the graph of f to be the graph of the equation y = f(x). So, the graph of a function if a special case of the graph of an equation.
|
|
4
|
the branch of mathematics that deals with the relations between the sides and angles of plane or spherical triangles, and the calculations based on them.
|
|
5
|
A number that can be expressed in terms of i (the square root of -1). Mathematically, such a number can be written a + bi, where a and b are real numbers. An example is 4 + 5i.
|
|
6
|
an equation containing a single variable of degree 2. Its general form is ax 2 + bx + c = 0, where x is the variable and a, b, and c are constants ( a 0).
|
|
7
|
The power to which a base, such as 10, must be raised to produce a given number.
|
|
8
|
a set of equations that are all satisfied by the same values of the variables.
|
|
9
|
The value of a number without regard to its sign. For example, the absolute value of +3 (written +3) and the absolute value of -3 (written -3) are both 3.
|
|
|
|
|
|
|
1
|
One of two or more quantities that divides a given quantity without a remainder. For example, 2 and 3 are factors of 6; a and b are factors of ab.
|
|
3
|
An expression that is the ratio of two polynomials.
|
|
|
|
