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College Algebra Test

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. A flat line underlining one vertical line is a symbol for...
Perpendicular line
Y= then enter the number then press graph
Equation of a line
Cannot be drawn in quizlet

2. 4(x-7)=4x+28 is what type of an equation?
Negative inverse
Set the x and y to zero and get the intercepts and then plot the points
Mirror image neg quadrant to that of the positive quandrant
Inconsitent

3. What type of line is a constant function?
Yes because two x's or domains can point to one y
X2-x1 because the demonaitor of a quotient can never equal zero
Conditional
Horizontal

4. What is the formula for an absolute value function?
Yes - all the domains points to one range
Yes because two x's or domains can point to one y
F(x)=IxI
X^2

5. Draw or discuss a constant function
Parabola - up one and right three
Cannot be drawn in quizlet
The secant line
(-infinity - +infinity)

6. What type of slope do horizontal lines have?
[0 -+infinity)
Y=x^2 - graph
X is the hours to repair the boat. $1603-532=anwser/63 = x
Same

7. 4(x-7)=4x+28 is what type of an equation?
(f+g) - (f-g) - (fg) - (f/g) all of x
Inconsitent
Every line has an equation that can be written in general form. Ax+By+C=0 where A -B & C are real numbers and A & B cannot be zero.
Even

8. x=no real numbers is what type of an equation?
(f+g) - (f-g) - (fg) - (f/g) all of x
Parraelle line
Inconsistant
Set the x and y to zero and get the intercepts and then plot the points

9. y^2+x=4 is this a function? Why?

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10. What is the domain of a square root function?
F(x)=+c and f(x)-c
Cannot be drawn in quizlet
[0 -+infinity)
Cannot be drawn in quizlet

11. What does the average rate of change formula solve?
Identity
The slope of a line containing two points
Any set of ordered pairs
Every line has an equation that can be written in general form. Ax+By+C=0 where A -B & C are real numbers and A & B cannot be zero.

12. What type of line is an identity function?
(-infinity - +infinity)
45 degree angle
Square Root
The slope of a line containing two points

13. Which direction does f(x)=+c move in standard absolute value formula?
F(x) = x
Y=x - identity function
The slope of a line containing two points
Up

14. y=f(cx) - What does this formula represent?
C>1 - horizontal shrinking
(-infinity - +infinity)
(-infinity - 0]you[0 - +infinity)
F(x)=3 square root x

15. What is a relation?
Horizontal
45 degree angle
Equation of a line
Any set of ordered pairs

16. What is the average rate of change formula?
Identity
F(x2)-f(x1) / x2-x1
Yes - all the domains points to one range
Approach neg toward x through zero and above positive close to x

17. Is an absolute value function even - odd or neither?
Parabola
Even
Y=x^2 - graph
Identity

18. When is the only time (-infinity - +infinity) is not the domain?
20+.05x=5+.10x x=minutes
Function notation
(y-y1)=m(x-x1) and you use it when you have one point or set of coordinates and the slope
In a quotient

19. What is the formula for slope?
Even
1) replace f(x) with y (2) swap x and y (3) solve for y (4) determine if the solution has an inverse
Every line has an equation that can be written in general form. Ax+By+C=0 where A -B & C are real numbers and A & B cannot be zero.
Change in y / change in x = rise / run = y2-y1 / x2-x1

20. What is slope?
Approach neg toward x through zero and above positive close to x
A line passing through two distinct points
(-infinity - +infinity)
Y=mx+b - b is the y intercept and m is the slope - x -y are the coordinates on the graph

21. What is the vertex?
As many as you like
Three odd - cube root - identity - standard cubic
The minimum or maximum points
The single number y=

22. (1 -5)(2 -5)(3 -5)(4 -5) - is this a function?
F(x+c) and f(x-c)
F(x2)-f(x1) / x2-x1
Yes - all the domains points to one range
The opposite coordinates

23. Of the seven of algebra's common graph's how many are neither?
Square Root
F(x^1)=f(x^2)
Postiive slope
Negative inverse

24. What is the domain for a standard quadratic function?
45 degree angle
(-infinity - +infinity)
Even
Any set of ordered pairs

25. What is the line called that illustrates the straight line between the two points when showing average rate of change?
Because the demintor of a quotient can never equal zero
Y=x^2 - graph
The secant line
Parabola - up one and right three

26. What is the range for a standard quadratic function?
The slope of a line containing two points
Three odd - cube root - identity - standard cubic
(-infinity - 0]you[0 - +infinity)
Piecewise

27. What does the standard cubic function look like on a graph?
Conditional
Mirror image neg quadrant to that of the positive quandrant
Postiive slope
Postiive slope

28. What is the horizontal line formula?
Odd
Any set of ordered pairs
Math 4 x - graph
Y=b

29. What can we substitute for f(x)?
Math 4 x - graph
Y
2nd key - x^2 - graph
X^2

30. What does linear equation mean?
In a quotient
Equation of a line
(-infinity - +infinity)
Conditional

31. {(1 -4)(2 -6)(3 -9)} what numbers are the range?
Parabola - up one and right three
(-infinity - +infinity)
4 -6 -9
Any set of ordered pairs

32. What are the calculator instructions for a standard quadratic equation?
Y=x^2 - graph
[0 -+infinity)
Conditional
Down

33. What are the calculator instructions for absolute value?
F(x^1)=f(x^2)
2nd catalog (zero key -) abs(x) - graph
The minimum or maximum points
Piecewise

34. What does the absolute value function look like?
Square Root
P=2w+2L w=x and l=w+200 2x+2(x+200)=1040
A V
Conditional

35. x=all real numbers is what type of an equation?
1) replace f(x) with y (2) swap x and y (3) solve for y (4) determine if the solution has an inverse
(y-y1)=m(x-x1) and you use it when you have one point or set of coordinates and the slope
Remove grouping symbols and combine like terms - variables on one side of = and numbers on the other - isolate the variables and solve and check anwser.
Identity

36. What does the standard cubic function look like on a graph?
As equations
Absolute Value - Constant and Standard Quadratic
Mirror image neg quadrant to that of the positive quandrant
Because the demintor of a quotient can never equal zero

37. What is another way to write f(x)=x - what type of function is this?
(y-y1)=m(x-x1) and you use it when you have one point or set of coordinates and the slope
The slope of a line containing two points
F(x+h)-f(x)/h h cannot equal zero
Y=x - identity function

38. Which direction does f(x+c) move
C>1 - horizontal shrinking
20+.05x=5+.10x x=minutes
Horizontal left
F(x^1)=f(x^2)

39. What type of slope do vertical lines have?
0<c<1 - horizontal stretching
(-infinity - +infinity)
[0 -+infinity)
Undefined

40. What type of line is a constant function?
Horizontal
X=a
Down
Conditional

41. standard absolute value - horizontal shift formulas for left and right
F(x+c) and f(x-c)
F(x)=+c and f(x)-c
Cannot be drawn in quizlet
(-infinity - +infinity)

42. What are the four steps for solving a linear equation?
Remove grouping symbols and combine like terms - variables on one side of = and numbers on the other - isolate the variables and solve and check anwser.
Three odd - cube root - identity - standard cubic
(-infinity - +infinity)
X is the first invesment at 15% and the next is the original $50K less the first investment at the second interest rate or 7% = $6000

43. Is a standard quadratic function even - odd or neither?
Even
(-infinity - +infinity)
Postiive slope
(-infinity - +infinity)

44. {(1 -4)(2 -6)(3 -9)} what numbers are the domain?
Same
Undefined
1 -2 -3
Down

45. What points do you use to plot the inverse on a graph?
Cannot be drawn in quizlet
A line passing through two distinct points
The opposite coordinates
When does a graph not define y as a function of x?

46. What equation does every line have? Discuss the variables.
Horizontal
Remove grouping symbols and combine like terms - variables on one side of = and numbers on the other - isolate the variables and solve and check anwser.
The opposite coordinates
Every line has an equation that can be written in general form. Ax+By+C=0 where A -B & C are real numbers and A & B cannot be zero.

47. What are two examples of composit functions?
F(x)=IxI
F of g and g of f
Identity
Odd

48. What type of slope do you have when m=? and the line is vertical?
The slope of a line containing two points
Undefined slope
Down
Math 4 x - graph

49. What are the calculator instructions for a square root function?
(-infinity - +infinity)
Every line has an equation that can be written in general form. Ax+By+C=0 where A -B & C are real numbers and A & B cannot be zero.
Parabola - up one and right three
2nd key - x^2 - graph

50. Draw or discuss a decreasing function
Cannot be drawn in quizlet
F(x) = x
Identity
(-infinity - +infinity)

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College Algebra Test

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