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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. What is the line called that illustrates the straight line between the two points when showing average rate of change?
The secant line
Parraelle line
A line passing through two distinct points
X math 3 graph

2. What is the range for the standard cubic function?
Parabola
Zero slope
Three odd - cube root - identity - standard cubic
(-infinity - +infinity)

3. f(x) = x^2+3x+5 - what type of formula is this?
X = the original sale price and the formula is x - .40x =$276
F(x2)-f(x1) / x2-x1
Function notation
In a quotient

4. {(1 -4)(2 -6)(3 -9)} what numbers are the range?
Any set of ordered pairs
Conditional
4 -6 -9
Y=b

5. What type of line is a constant function?
The first set of components of an ordered pair
Function notation
Horizontal
X math 3 graph

6. When is the only time (-infinity - +infinity) is not the domain?
In a quotient
(f+g) - (f-g) - (fg) - (f/g) all of x
X = the original sale price and the formula is x - .40x =$276
Even

7. What type of line is an identity function?
(-infinity - +infinity)
Perpendicular line
The second set of components of an ordered pair
45 degree angle

8. What is the range for an absolute value function?
X is the hours to repair the boat. $1603-532=anwser/63 = x
P=2w+2L w=x and l=w+200 2x+2(x+200)=1040
(-infinity - 0]you[0 - +infinity)
(-infinity - +infinity)

9. What is the domain of the cube root function?
Odd
(-infinity - +infinity)
Any set of ordered pairs
20+.05x=5+.10x x=minutes

10. standard absolute value - vertical shift formulas for positve and negative
F(x)=+c and f(x)-c
Even
(-infinity - +infinity)
Three odd - cube root - identity - standard cubic

11. What type of slope do you have when a line rises from left to right and m>0?
In a quotient
(-infinity - +infinity)
Only one
Postiive slope

12. What type of slope do vertical lines have?
Undefined
Inconsitent
Negative inverse
Y= then enter the number then press graph

13. What are the four steps for finding the inverse of a function?
1) replace f(x) with y (2) swap x and y (3) solve for y (4) determine if the solution has an inverse
As equations
As many as you like
(-infinity - +infinity)

14. Is an absolute value function even - odd or neither?
The slope of a line containing two points
Inconsitent
Even
Undefined

15. What is the domain for an absolute value function?
Horizontal
Parabola - up one and right three
(-infinity - +infinity)
The slope of a line containing two points

16. What is the point slope formula and when do you use it?
Undefined slope
(y-y1)=m(x-x1) and you use it when you have one point or set of coordinates and the slope
Y=IxI
Piecewise

17. Two vertical lines side by side are a symbol for what
Function notation
The single number y=
Odd
Parraelle line

18. Why can h not equal zero in the difference of a quotient function formula?
Because the demintor of a quotient can never equal zero
20+.05x=5+.10x x=minutes
Up
(-infinity - +infinity)

19. What does the graph of the cube root function look like on the graph?
Approach neg toward x through zero and above positive close to x
(-infinity - +infinity)
Up
Even

20. What is the formula for the cube root function?
(-infinity - +infinity)
F(x2)-f(x1) / x2-x1
Even
F(x)=3 square root x

21. What does the square root function look like on a graph?
A line passing through two distinct points
Line ascending to the right gradually
Even
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

22. Is the square root function odd - even or neither?
Neither
Y=x - identity function
Mirror image neg quadrant to that of the positive quandrant
Postiive slope

23. What is the range for a standard quadratic function?
(-infinity - 0]you[0 - +infinity)
(f+g) - (f-g) - (fg) - (f/g) all of x
M
Absolute Value - Constant and Standard Quadratic

24. What is the formula for to calculate the difference of a quotient function?
F(x+h)-f(x)/h h cannot equal zero
Set the x and y to zero and get the intercepts and then plot the points
Down
F(x) = x

25. What is the range of a square root function?
Even
[0 -+infinity)
45 degree angle
F(x+h)-f(x)/h h cannot equal zero

26. What does the square root function look like on a graph?
Piecewise
Line ascending to the right gradually
(f+g) - (f-g) - (fg) - (f/g) all of x
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.

27. What is the domain for the standard cubic function?
The first set of components of an ordered pair
Y=x - identity function
(-infinity - +infinity)
Divide x coorindate by c to get the y coorindate and they shrink or stretch the graph accordingly

28. Which direction does f(x+c) move
No because you cannot have one domain pointing at two y's or ranges
Horizontal left
45 degree angle
Divide x coorindate by c to get the y coorindate and they shrink or stretch the graph accordingly

29. What is the domain for an absolute value function?
Any set of ordered pairs
Y=x^2 - graph
(-infinity - +infinity)
No because you cannot have one domain pointing at two y's or ranges

30. What is the formula for an absolute value function?
X is the hours to repair the boat. $1603-532=anwser/63 = x
F(x)=IxI
Even
Piecewise

31. 4(x-7)=4x-28 is what type of an equation?
Identity
In a quotient
A line passing through two distinct points
(-infinity - +infinity)

32. What type of slope do vertical lines have?
Undefined
Approach neg toward x through zero and above positive close to x
20+.05x=5+.10x x=minutes
Down

33. What is the domain of the cube root function?
Change in y / change in x = rise / run = y2-y1 / x2-x1
Line ascending to the right gradually
(-infinity - +infinity)
Cannot be drawn in quizlet

34. What is the range of an identity function?
F(x+c) and f(x-c)
(-infinity - +infinity)
X math 3 graph
Postiive slope

35. What is the line called that illustrates the straight line between the two points when showing average rate of change?
Undefined slope
Change in y / change in x = rise / run = y2-y1 / x2-x1
The secant line
Horizontal

36. What type of slope do you have when a line rises from left to right and m>0?
Same
Postiive slope
The single number y=
Yes - all the domains points to one range

37. What is the slope intercept formula? Define all the variables.
The slope of a line containing two points
Even
Divide x coorindate by c to get the y coorindate and they shrink or stretch the graph accordingly
Y=mx+b - b is the y intercept and m is the slope - x -y are the coordinates on the graph

38. A. $20 +.05 per min B. $5 +.10 per min - What is x and how do you set up the formula?
F(x^1)=f(x^2)
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.
20+.05x=5+.10x x=minutes
Even

39. What is a relation?
F(x)=suare root of x
F(x2)-f(x1) / x2-x1
Mirror image neg quadrant to that of the positive quandrant
Any set of ordered pairs

40. What is the formula for the standard cubic function?
2nd key - x^2 - graph
C>1 - horizontal shrinking
(-infinity - +infinity)
F(x)=x^3

41. What is another way of writing the absolute value function?
Y=IxI
Inconsistant
Neither
The secant line

42. Which direction does f(x)=+c move in standard absolute value formula?
(-infinity - +infinity)
Yes because two x's or domains can point to one y
Up
(-infinity - 0]you[0 - +infinity)

43. Draw or discuss a constant function
Parabola
Cannot be drawn in quizlet
Yes because two x's or domains can point to one y
Even

44. In an identity function if f(10)=x than What is y?
P=2w+2L w=x and l=w+200 2x+2(x+200)=1040
Y=10
Yes - all the domains points to one range
Approach neg toward x through zero and above positive close to x

45. What is the range for a standard quadratic function?
Only one
(-infinity - 0]you[0 - +infinity)
Odd
Inconsitent

46. What is the domain of a square root function?
[0 -+infinity)
Horizontal
Down
1) replace f(x) with y (2) swap x and y (3) solve for y (4) determine if the solution has an inverse

47. $50000 is the original investment - you will invest the money at two seperate interest rates 15% and 7% and the yield is $6000. What is x and What is the formula?
Parabola - up one and right three
F(x^1)=f(x^2)
C>1 - horizontal shrinking
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

48. What are the calculator instructions for absolute value?
Math 4 x - graph
2nd catalog (zero key -) abs(x) - graph
Even
Math 4 x - graph

49. What is the range of the constant function?
The single number y=
Down
F(x^1)=f(x^2)
Y=b

50. What is the slope intercept formula? Define all the variables.
Y=mx+b - b is the y intercept and m is the slope - x -y are the coordinates on the graph
Line ascending to the right gradually
P=2w+2L w=x and l=w+200 2x+2(x+200)=1040
Set the x and y to zero and get the intercepts and then plot the points