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Test your basic knowledge |
CLEP College Algebra: Algebra Principles
Start Test
Study First
Subjects
:
clep
,
math
,
algebra
Instructions:
Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. Involve only one value - such as negation and trigonometric functions.
The purpose of using variables
Unary operations
Quadratic equations
scalar
2. Can be added and subtracted.
Vectors
Equations
identity element of Exponentiation
Conditional equations
3. Are denoted by letters at the end of the alphabet - x - y - z - w - ...
The purpose of using variables
transitive
Unknowns
A transcendental equation
4. Is a basic technique used to simplify problems in which the original variables are replaced with new ones; the new and old variables being related in some specified way.
system of linear equations
Change of variables
Rotations
identity element of addition
5. Means repeated addition of ones: a + n = a + 1 + 1 +...+ 1 (n number of times) - has an inverse operation called subtraction: (a + b) - b = a - which is the same as adding a negative number - a - b = a + (-b)
The operation of addition
The purpose of using variables
Identity
inverse operation of addition
6. If a < b and c < 0
Solving the Equation
Algebraic geometry
Operations on sets
then bc < ac
7. In which the specific properties of vector spaces are studied (including matrices)
Linear algebra
operation
Expressions
commutative law of Exponentiation
8. A value that represents a quantity along a continuum - such as -5 (an integer) - 4/3 (a rational number that is not an integer) - 8.6 (a rational number given by a finite decimal representation) - v2 (the square root of two - an algebraic number that
Real number
Operations
Operations can involve dissimilar objects
Number line or real line
9. Transivity: if a < b and b < c then a < c; that if a < b and c < d then a + c < b + d; that if a < b and c > 0 then ac < bc; that if a < b and c < 0 then bc < ac.
The relation of inequality (<) has this property
All quadratic equations
Associative law of Multiplication
The operation of exponentiation
10. Is an equation involving integrals.
Algebraic equation
Reunion of broken parts
A integral equation
inverse operation of Exponentiation
11. Is an equation where the unknowns are required to be integers.
nullary operation
then a < c
The purpose of using variables
A Diophantine equation
12. Is an equation in which a polynomial is set equal to another polynomial.
A polynomial equation
Polynomials
A solution or root of the equation
Associative law of Multiplication
13. An equivalent for y can be deduced by using one of the two equations. Using the second equation: Subtracting 2x from each side of the equation: and multiplying by -1: Using this y value in the first equation in the original system: Adding 2 on each s
substitution
Operations on sets
Repeated addition
The operation of addition
14. A vector can be multiplied by a scalar to form another vector
The relation of inequality (<) has this property
an operation
A functional equation
Operations can involve dissimilar objects
15. Is a squared (multiplied by itself) number subtracted from another squared number. It refers to the identity
The simplest equations to solve
Multiplication
Difference of two squares - or the difference of perfect squares
Operations on sets
16. 1 - which preserves numbers: a
Polynomials
Unary operations
The operation of addition
Identity element of Multiplication
17. Can be combined using the function composition operation - performing the first rotation and then the second.
Number line or real line
Rotations
Multiplication
operation
18. In which abstract algebraic methods are used to study combinatorial questions.
All quadratic equations
scalar
Algebraic combinatorics
Change of variables
19. Are linear equations that have only one variable. They contain only constant numbers and a single variable without an exponent. For example:
Properties of equality
value - result - or output
The simplest equations to solve
identity element of addition
20. Is a binary relation on a set for which every element is related to itself - i.e. - a relation ~ on S where x~x holds true for every x in S. For example - ~ could be 'is equal to'.
The sets Xk
exponential equation
Vectors
Reflexive relation
21. Is algebraic equation of degree one
unary and binary
Associative law of Exponentiation
inverse operation of Multiplication
A linear equation
22. Is an algebraic 'sentence' containing an unknown quantity.
A functional equation
two inputs
Polynomials
An operation ?
23. Not associative
Associative law of Exponentiation
Unknowns
Linear algebra
Repeated multiplication
24. A binary operation
The sets Xk
has arity two
range
Algebraic number theory
25. Is an equation of the form log`a^X = b for a > 0 - which has solution
Repeated multiplication
then a < c
logarithmic equation
The real number system
26. The squaring operation only produces
then ac < bc
A binary relation R over a set X is symmetric
Real number
nonnegative numbers
27. Include composition and convolution
Operations on functions
Exponentiation
Change of variables
commutative law of Multiplication
28. Are true for only some values of the involved variables: x2 - 1 = 4.
the set Y
Solving the Equation
Unary operations
Conditional equations
29. The values for which an operation is defined form a set called its
domain
Universal algebra
operation
Order of Operations
30. A mathematical statement that asserts the equality of two expressions - this is written by placing the expressions on either side of an equals sign (=).
equation
Algebraic equation
associative law of addition
range
31. Applies abstract algebra to the problems of geometry
Variables
A polynomial equation
Algebraic geometry
Binary operations
32. Together with geometry - analysis - topology - combinatorics - and number theory - algebra is one of the main branches of
Algebraic equation
Binary operations
A Diophantine equation
Pure mathematics
33. That if a = b and c = d then a + c = b + d and ac = bd;that if a = b then a + c = b + c; that if two symbols are equal - then one can be substituted for the other.
The relation of equality (=) has the property
A polynomial equation
the set Y
Abstract algebra
34. A
Solving the Equation
exponential equation
commutative law of Multiplication
An operation ?
35. Are denoted by letters at the beginning - a - b - c - d - ...
Knowns
Reflexive relation
Equations
Real number
36. Elementary algebra - Abstract algebra - Linear algebra - Universal algebra - Algebraic number theory - Algebraic geometry - Algebraic combinatorics
symmetric
Categories of Algebra
Algebraic geometry
Unary operations
37. The value produced is called
Identity
value - result - or output
then ac < bc
the fixed non-negative integer k (the number of arguments)
38. Is Written as a + b
A solution or root of the equation
Reflexive relation
Constants
Addition
39. The process of expressing the unknowns in terms of the knowns is called
Solving the Equation
then a + c < b + d
reflexive
system of linear equations
40. Can be expressed in the form ax^2 + bx + c = 0 - where a is not zero (if it were zero - then the equation would not be quadratic but linear).
then a + c < b + d
An operation ?
Quadratic equations
Binary operations
41. Is called the codomain of the operation
logarithmic equation
The sets Xk
the set Y
operands - arguments - or inputs
42. Two equations in two variables - it is often possible to find the solutions of both variables that satisfy both equations.
A differential equation
system of linear equations
equation
Constants
43. In which the properties of numbers are studied through algebraic systems. Number theory inspired much of the original abstraction in algebra.
Algebraic number theory
radical equation
Constants
Pure mathematics
44. Elementary algebraic techniques are used to rewrite a given equation in the above way before arriving at the solution. then - by subtracting 1 from both sides of the equation - and then dividing both sides by 3 we obtain
Any real number can be added to both sides. Any real number can be subtracted from both sides. Any real number can be multiplied to both sides. Any non-zero real number can divide both sides. Some functions can be applied to both sides.
when b > 0
A integral equation
Algebraic combinatorics
45. b = b
Identity element of Multiplication
Unknowns
reflexive
Addition
46. The set which contains the values produced is called the codomain - but the set of actual values attained by the operation is its
(k+1)-ary relation that is functional on its first k domains
range
Equations
All quadratic equations
47. If a = b and b = c then a = c
Repeated addition
transitive
The central technique to linear equations
has arity one
48. Is synonymous with function - map and mapping - that is - a relation - for which each element of the domain (input set) is associated with exactly one element of the codomain (set of possible outputs).
Abstract algebra
Change of variables
The purpose of using variables
operation
49. Is an assignment of values to all the unknowns so that all of the equations are true. also called set simultaneous equations.
The simplest equations to solve
domain
Repeated addition
Solution to the system
50. If an equation in algebra is known to be true - the following operations may be used to produce another true equation:
Any real number can be added to both sides. Any real number can be subtracted from both sides. Any real number can be multiplied to both sides. Any non-zero real number can divide both sides. Some functions can be applied to both sides.
then a + c < b + d
radical equation
Order of Operations