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Test your basic knowledge |
CLEP General Math: Number Sense - Patterns - Algebraic Thinking
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. In any ratio of two whole numbers - expressed as a fraction - we can interpret the first (top) number to be the 'counter -' or numerator
Figurate Numbers
Hypercube
Denominator
Solve the Equation
2. The surface of a standard 'donut shape'.
prime factors
Torus
Factor Tree Alternate Approach
Box Diagram
3. If a = b then
Commutative Property of Multiplication
counting numbers
One equal sign per line
a
4. The amount of displacement - as measured from the still surface line.
The Distributive Property (Subtraction)
Answer the Question
Amplitude
Wave Equation
5. Our standard notions of Pythagorean distance and angle via the inner product extend quite nicely from three-space.
perimeter
The Riemann Hypothesis
a · c = b · c for c does not equal 0
In Euclidean four-space
6. A · 1 = 1 · a = a
Multiplicative Identity:
The Distributive Property (Subtraction)
Principal Curvatures
1. Find a relationship between the first and second numbers. 2. Then we see if the relationship is true for the second and third numbers - the third and fourth - and so on.
7. Negative
Sign Rules for Division
Exponents
The Kissing Circle
Solve the Equation
8. Adding the same quantity to both sides of an equation - if a = b - then adding c to both sides of the equation produces the equivalent equation a + c = b + c.
does not change the solution set.
Poincare Disk
bar graph
The Associative Property of Multiplication
9. Is the shortest string that contains all possible permutations of a particular length from a given set.
Equivalent Equations
bar graph
a · c = b · c for c does not equal 0
De Bruijn Sequence
10. Positive integers are
Factor Tree Alternate Approach
Denominator
Dividing both Sides of an Equation by the Same Quantity
counting numbers
11. Add and subtract
inline
Continuous Symmetry
a divided by b
The Associative Property of Multiplication
12. Reveals why we tend to find structure in seemingly random sets. Ramsey numbers indicate how big a set must be to guarantee the existence of certain minimal structures.
A number is divisible by 9
Permutation
Ramsey Theory
Discrete
13. This result says that the symmetries of geometric objects can be expressed as groups of permutations.
14. Let a and b be whole numbers. Then a is _______________ by b if and only if the remainder is zero when a is divided by b. In this case - we say that 'b is a divisor of a.'
The Additive Identity Property
Divisible
Irrational
The Commutative Property of Addition
15. Index p radicand
The index (which becomes the exponent when translating) is the number of times you multiply the number by itself to get radicand.
4 + x = 12
Geometry
The inverse of subtraction is addition
16. Let a - b - and c represent whole numbers. Then - (a + b) + c = a + (b + c).
Topology
Rational
Factor Trees
Associate Property of Addition
17. This means that for any two magnitudes - one should always be able to find a fundamental unit that fits some whole number of times into each of them (i.e. - a unit whose magnitude is a whole number factor of each of the original magnitudes)
Commensurability
Rarefactior
Hamilton Cycle
evaluate the expression in the innermost pair of grouping symbols first.
18. A point in one dimension requires only one number to define it. The number line is a good example of a one-dimensional space.
Aleph-Null
division
Line Land
a + c = b + c
19. A topological object that can be used to study the allowable states of a given system.
Grouping Symbols
Configuration Space
Division is not Associative
Sign Rules for Division
20. A · 1/a = 1/a · a = 1
inline
Fourier Analysis
Factor Trees
Multiplicative Inverse:
21. A topological invariant that relates a surface's vertices - edges - and faces.
The Kissing Circle
The Same
perimeter
Euler Characteristic
22. The expression a/b means
Euler Characteristic
a divided by b
A number is divisible by 10
Rational
23. It is important to note that this step does not imply that you should simply check your solution in your equation. After all - it's possible that your equation incorrectly models the problem's situation - so you could have a valid solution to an inco
The inverse of addition is subtraction
Look Back
Expected Value
Polynomial
24. Also known as gluing diagrams - are a convenient way to examine intrinsic topology.
Cardinality
Box Diagram
Division is not Associative
a - c = b - c
25. 1. Any two points can be joined by a straight line. 2. Any straight line segment can be extended indefinitely in a straight line. 3. Given any straight line segment - a circle can be drawn having the segment as radius and one endpoint as center. 4. A
26. An important part of problem solving is identifying
Aleph-Null
De Bruijn Sequence
variable
Division is not Associative
27. In the expression 3
Products and Factors
Galton Board
A number is divisible by 9
Conditional Probability
28. A graph in which every node is connected to every other node is called a complete graph.
Complete Graph
Noether's Theorem
Euler Characteristic
Properties of Equality
29. A whole number (other than 1) is a _____________ if its only factors (divisors) are 1 and itself. Equivalently - a number is prime if and only if it has exactly two factors (divisors).
Irrational
Prime Number
Modular Arithmetic
if it is an even number (the last digit is 0 - 2 - 4 - 6 or 8)
30. The answer to the question of why the primes occur where they do on the number line has eluded mathematicians for centuries. Gauss's Prime Number Theorem is perhaps one of the most famous attempts to find the 'pattern behind the primes.'
Problem of the Points
Countable
One equal sign per line
The Prime Number Theorem
31. If the sum of its digits is divisible by 9 (ex: 3591 is divisible by 9 since 3 + 5 + 9 + 1 = 18 is divisible by 9).
Rational
Principal Curvatures
A number is divisible by 9
Line Land
32. Requirements for Word Problem Solutions.
Non-Orientability
Composite Numbers
Euler Characteristic
1. Set up a Variable Dictionary. 3. Solve the Equation. 4. Answer the Question. 5. Look Back.
33. A sphere can be thought of as a stack of circular discs of increasing - then decreasing - radii. The process of slicing is one way to visualize higher-dimensional objects via level curves and surfaces. A hypersphere can be thought of as a 'stack' of
4 + x = 12
Hypersphere
Law of Large Numbers
Cardinality
34. Multiplication is equivalent to
Associate Property of Addition
Cardinality
repeated addition
does not change the solution set.
35. W = {0 - 1 - 2 - 3 - 4 - 5 - . . .} is called
1. Simplify the expression on either side of the equation. 2. Gather the variable term on the left-hand side (LHS) by adding to both sides. the opposite of the variable term on the right-hand side (RHS). Note: either side is fine but we will consiste
Modular Arithmetic
evaluate the expression in the innermost pair of grouping symbols first.
The Set of Whole Numbers
36. Are the fundamental building blocks of arithmetic.
repeated addition
Central Limit Theorem
Primes
Box Diagram
37. The multitude concept presented numbers as collections of discrete units - rather like indivisible atoms.
each whole number can be uniquely decomposed into products of primes.
set
Axiomatic Systems
Discrete
38. An algebraic 'sentence' containing an unknown quantity.
Polynomial
a + c = b + c
1. Find a relationship between the first and second numbers. 2. Then we see if the relationship is true for the second and third numbers - the third and fourth - and so on.
De Bruijn Sequence
39. A
left to right
Division is not Commutative
Multiplying both Sides of an Equation by the Same Quantity
per line
40. If its final digit is a 0.
Prime Deserts
Primes
Continuous
A number is divisible by 10
41. Topological objects are categorized by their _______ (number of holes). The genus of a surface is a feature of its global topology.
Genus
Continuous Symmetry
Rarefactior
The Same
42. 1. Parentheses (or any grouping symbol {braces} - [square brackets] - |absolute value|)
43. If grouping symbols are nested
Continuous Symmetry
Geometry
Configuration Space
evaluate the expression in the innermost pair of grouping symbols first.
44. The identification of a 'one-to-one' correspondence--enables us to enumerate a set that may be difficult to count in terms of another set that is more easily counted.
prime factors
Bijection
Continuous
The Additive Identity Property
45. Means approximately equal.
Solution
˜
Products and Factors
Fundamental Theorem of Arithmetic
46. GThe mathematical study of space. The geometry of a space goes hand in hand with how one defines the shortest distance between two points in that space.
Cardinality
Noether's Theorem
Primes
Geometry
47. Cannot be written as a ratio of natural numbers.
A number is divisible by 10
Periodic Function
Irrational
Divisible
48. N = {1 - 2 - 3 - 4 - 5 - . . .}.
the set of natural numbers
Properties of Equality
Divisible
B - 125 = 1200
49. Points in two-dimensional space require two numbers to specify them completely. The Cartesian plane is a good way to envision two-dimensional space.
Symmetry
Transfinite
Flat Land
Extrinsic View
50. Rules for Rounding - To round a number to a particular place - follow these steps:
Continuous Symmetry
Spherical Geometry
Multiplicative Identity:
1. Mark the place you wish to round to. This is called the rounding digit . 2. Check the next digit to the right of your digit marked in step 1. This is called the test digit . If the test digit is greater than or equal to 5 - add 1 to the rounding d