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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. Elementary algebra - Abstract algebra - Linear algebra - Universal algebra - Algebraic number theory - Algebraic geometry - Algebraic combinatorics
inverse operation of Multiplication
A binary relation R over a set X is symmetric
Categories of Algebra
associative law of addition
2. An operation of arity k is called a
Conditional equations
Constants
k-ary operation
Identity element of Multiplication
3. Is an equation involving integrals.
Difference of two squares - or the difference of perfect squares
symmetric
Identity element of Multiplication
A integral equation
4. If a < b and c > 0
then ac < bc
then a < c
Universal algebra
two inputs
5. A binary operation
transitive
A differential equation
has arity two
Pure mathematics
6. Referring to the finite number of arguments (the value k)
Addition
Real number
finitary operation
commutative law of Exponentiation
7. An example of solving a system of linear equations is by using the elimination method: Multiplying the terms in the second equation by 2: Adding the two equations together to get: which simplifies to Since the fact that x = 2 is known - it is then po
operands - arguments - or inputs
nullary operation
Elimination method
A binary relation R over a set X is symmetric
8. Logarithm (Log)
unary and binary
Identity
inverse operation of Exponentiation
Number line or real line
9. 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 relation of equality (=)
The simplest equations to solve
equation
Reflexive relation
10. May not be defined for every possible value.
Repeated addition
Operations
range
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.
11. The values for which an operation is defined form a set called its
domain
Universal algebra
Operations on functions
logarithmic equation
12. The codomain is the set of real numbers but the range is the
Variables
nonnegative numbers
Difference of two squares - or the difference of perfect squares
nullary operation
13. b = b
substitution
The real number system
reflexive
then ac < bc
14. (a
Linear algebra
has arity two
Algebraic number theory
Associative law of Multiplication
15. If it holds for all a and b in X that if a is related to b then b is related to a.
identity element of Exponentiation
Real number
A binary relation R over a set X is symmetric
commutative law of Multiplication
16. In an equation with a single unknown - a value of that unknown for which the equation is true is called
A solution or root of the equation
Linear algebra
Associative law of Multiplication
then ac < bc
17. Are denoted by letters at the end of the alphabet - x - y - z - w - ...
equation
Pure mathematics
value - result - or output
Unknowns
18. The set which contains the values produced is called the codomain - but the set of actual values attained by the operation is its
Difference of two squares - or the difference of perfect squares
commutative law of Exponentiation
range
commutative law of Addition
19. Is an equation of the form log`a^X = b for a > 0 - which has solution
All quadratic equations
logarithmic equation
Polynomials
radical equation
20. Symbols that denote numbers - letters from the end of the alphabet - like ...x - y - z - are usually reserved for the
k-ary operation
A differential equation
identity element of addition
Variables
21. Is an equation in which the unknowns are functions rather than simple quantities.
inverse operation of addition
A functional equation
Solution to the system
nonnegative numbers
22. The inner product operation on two vectors produces a
The simplest equations to solve
scalar
Repeated addition
Conditional equations
23. 1 - which preserves numbers: a^1 = a
identity element of Exponentiation
Conditional equations
Difference of two squares - or the difference of perfect squares
Algebraic equation
24. The values of the variables which make the equation true are the solutions of the equation and can be found through
Equation Solving
Conditional equations
All quadratic equations
inverse operation of addition
25. A distinction is made between the equality sign ( = ) for an equation and the equivalence symbol () for an
Identity
The method of equating the coefficients
transitive
A binary relation R over a set X is symmetric
26. There are two common types of operations:
Exponentiation
unary and binary
exponential equation
transitive
27. The values combined are called
domain
operands - arguments - or inputs
two inputs
Identities
28. Not commutative a^b?b^a
The purpose of using variables
All quadratic equations
logarithmic equation
commutative law of Exponentiation
29. Is an equation in which a polynomial is set equal to another polynomial.
The central technique to linear equations
The relation of equality (=) has the property
A polynomial equation
The simplest equations to solve
30. 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.
Vectors
Knowns
domain
Change of variables
31. Subtraction ( - )
identity element of Exponentiation
has arity one
nullary operation
inverse operation of addition
32. In which properties common to all algebraic structures are studied
The operation of addition
Universal algebra
The relation of inequality (<) has this property
The sets Xk
33. Can be combined using the function composition operation - performing the first rotation and then the second.
A solution or root of the equation
Rotations
exponential equation
A functional equation
34. Will have two solutions in the complex number system - but need not have any in the real number system.
Unary operations
Equation Solving
All quadratic equations
Quadratic equations can also be solved
35. In which abstract algebraic methods are used to study combinatorial questions.
Number line or real line
symmetric
Algebraic combinatorics
exponential equation
36. In which the specific properties of vector spaces are studied (including matrices)
an operation
range
operation
Linear algebra
37. Are linear equations that have only one variable. They contain only constant numbers and a single variable without an exponent. For example:
Equation Solving
then a < c
the fixed non-negative integer k (the number of arguments)
The simplest equations to solve
38. Is an equation where the unknowns are required to be integers.
has arity one
A Diophantine equation
Operations can involve dissimilar objects
Reflexive relation
39. Letters from the beginning of the alphabet like a - b - c... often denote
Constants
equation
Solution to the system
Algebraic combinatorics
40. using factorization (the reverse process of which is expansion - but for two linear terms is sometimes denoted foiling).
Reflexive relation
Operations on sets
Quadratic equations can also be solved
an operation
41. Parenthesis and other grouping symbols including brackets - absolute value symbols - and the fraction bar - exponents and roots - multiplication and division - addition and subtraction
Order of Operations
A polynomial equation
then a + c < b + d
commutative law of Addition
42. often express relationships between given quantities - the knowns - and quantities yet to be determined - the unknowns.
The real number system
Repeated multiplication
Equations
Quadratic equations can also be solved
43. If a = b and b = c then a = c
exponential equation
scalar
transitive
Properties of equality
44. A + b = b + a
Elimination method
The operation of exponentiation
Rotations
commutative law of Addition
45. Together with geometry - analysis - topology - combinatorics - and number theory - algebra is one of the main branches of
The central technique to linear equations
Pure mathematics
identity element of addition
when b > 0
46. An operation of arity zero is simply an element of the codomain Y - called a
nullary operation
the set Y
A linear equation
The central technique to linear equations
47. (a + b) + c = a + (b + c)
Algebraic equation
operands - arguments - or inputs
Unknowns
associative law of addition
48. 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.
operation
The relation of equality (=) has the property
Operations can involve dissimilar objects
Variables
49. Is algebraic equation of degree one
Operations
Reflexive relation
A linear equation
Equations
50. 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
reflexive
Real number
A transcendental equation
Number line or real line