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Test your basic knowledge |
Algebra Formulas
Start Test
Study First
Subjects
:
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. Change one equation with LCM (i think) and add up - cancelling one variable out
linear combination (elimination)
parallels have...
graphing inequalities (open circle - infinite)
FOIL
2. Set of all SECOND coordinates of the ordered pairs e.g. y (x -y)(output value - ordinate)
range
linear function
objective function
graphing inequalities (closed circle - set number)
3. y-y{2}=m(x-x{2})
> or < underlined (graphing)
point-slope form
substitution
dependent
4. Plug in vertices in objective function
independant value
FOIL
finding min and max
y>1
5. Opposite - reciprocal slopes
domain (graphing terms)
compound inequality
perpendiculars have...
graphing inequalities (open circle - infinite)
6. Solid line
isolating absolute value
graphing y>1
commutative property
> or < underlined (graphing)
7. Function whose graph is a line
linear function
commutative property
linear equation
compound inequality
8. Correct result - but doesn't work in equation
x>1
graphing y>1
extraneous solution
isolating absolute value
9. Shading goes down - or left
feasible region
substitution
graphing y<1
standard form of linear equation
10. Function in mx+b=y form whose graph is a line
linear equation
objective function
> or < (graphing)
substitution
11. Whats worth
isolating absolute value
value
perpendiculars have...
extraneous solution
12. Slope of 1/1 - through 0
y>x
inconsistent
y>1
variable
13. Set of all FIRST coordinates of the ordered pairs e.g. x (x -y)(input value - abscissa)
multiplicative property
domain
inverse property
transitive property
14. Soft - parentheses
closure property
simplify
graphing inequalities (open circle - infinite)
independent
15. Same slopes
vertex
domain
> or < (graphing)
parallels have...
16. Intersecting points
range (graphing terms)
linear equation
vertex
compound inequality
17. 2 or more inequalities combined conjuction (both are true) -9<-4x-5<3
compound inequality
y>x
reflexive property
solving absolute value inequalities
18. Change of grouping a+(b+c)=(a+b)+c
> or < (graphing)
evaluate
extraneous solution
associative property
19. e.g x
y>1
consistent
variable
FOIL
20. Solve for (3x-4)(x+5)
graphing inequalities (open circle - infinite)
graphing y<1
perpendiculars have...
FOIL
21. One or more solutions
consistent
value
closure property
function
22. y-value - because its value depends on the x-value
dependant variable
independent
feasible region
inverse property
23. Relations do not have all points in common e.g diff. lines that may intersect
independent
closure property
symmetric property
objective function
24. Shaded area
linear combination (elimination)
evaluate
inverse property
feasible region
25. A=b - then b=a
function
symmetric property
relation
FOIL
26. x-value because its value is given
independant value
closure property
transitive property
3 by 3's (& 4 by 4's)
27. A relation in which each element of the domain is paired with one element in the range (no repeated x - however y can repeat)
function
linear equation
transitive property
objective function
28. 1 -2 -3...maybe 0
natural #s
integer
perpendiculars have...
range (graphing terms)
29. 'Points' from BOTTOM to TOP
linear function
x>1
feasible region
range (graphing terms)
30. Substitute AND simplify
graphing y>1
associative property
x>1
evaluate
31. Set might require positive integers - natural #s - positive reals - etc.
element
finding min and max
relation
standard form of linear equation
32. [2x+3]=9 - [2x+3]=-9 write it both ways
isolating absolute value
graphing y<1
dependent
symmetric property
33. f(x -y)=x + y
identity property
objective function
closure property
variable
34. Undoes operation a+(-a)=0
feasible region
standard form of linear equation
dependent
inverse property
35. Set of ordered pairs (input and output)
3 by 3's (& 4 by 4's)
standard form of linear equation
relation
linear combination (elimination)
36. Hard - brackets
function
graphing inequalities (closed circle - set number)
feasible region
y>x
37. Rectangular array of #s written w/brackets (classified by # of numbers in row and column e.g. 3x3)
commutative property
feasible region
evaluate
matrix
38. A=b - b=c - then a=c
transitive property
graphing y<1
finding min and max
natural #s
39. If IxI>5 then x>5 or x<-5
solving absolute value inequalities
dependant variable
graphing inequalities (closed circle - set number)
associative property
40. Horizontal line
independent
consistent
dependent
y>1
41. Relations have all points in common e.g same line
natural #s
integer
> or < underlined (graphing)
dependent
42. Dotted line
matrix
relation
> or < (graphing)
evaluate
43. mx+b=y
feasible region
slope-int form
dependant variable
x>1
44. 'Points' from side to side
extraneous solution
linear equation
domain (graphing terms)
substitution
45. A=a it is what it is
solving absolute value inequalities
reflexive property
FOIL
vertex
46. ROW x COLUMN
independant value
value
multiplying matrices
natural #s
47. Second step to linear combo. Fill in variable for whatever you solved for OR change equation to y= or x=
standard form of linear equation
isolating absolute value
domain (graphing terms)
substitution
48. Change of order a+b+c=a+c+b
feasible region
x>1
vertex
commutative property
49. Solve using every equation (use linear combination)
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50. Ax+By=C (letters are real - not zero)
integer
associative property
graphing y>1
standard form of linear equation