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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 shape is the standard quadratic function?
Change in y / change in x = rise / run = y2-y1 / x2-x1
Square Root
Parabola
Odd

2. How are functions normally written?
Because the demintor of a quotient can never equal zero
Perpendicular line
As equations
Identity

3. What is the vertical line formula?
Horizontal
Conditional
Carefuly understand let x be one of the unknowns - write expressions for any other unknowns in terms of x - write an equation in x that models the verbal conditions of the problem - solve the equation - check solution in the original wording of the p
X=a

4. In an identity function if f(10)=x than What is y?
Function is the corespondence from the domain to the range. Each element of the domain relates to one element in the range.
Parabola - up one and right three
Negative slope
Y=10

5. (1 -5)(2 -5)(3 -5)(4 -5) - is this a function?
Divide x coorindate by c to get the y coorindate and they shrink or stretch the graph accordingly
Identity
Equation of a line
Yes - all the domains points to one range

6. Draw or discuss a constant function
Cannot be drawn in quizlet
Even
Up
Y=mx+b - b is the y intercept and m is the slope - x -y are the coordinates on the graph

7. How many ranges can you have for each domain?
M
P=2w+2L w=x and l=w+200 2x+2(x+200)=1040
(-infinity - 0]you[0 - +infinity)
Only one

8. What is the formula in both horizontal stretching and horizontal shrinking?
A line passing through two distinct points
Function notation
F(x+h)-f(x)/h h cannot equal zero
Divide x coorindate by c to get the y coorindate and they shrink or stretch the graph accordingly

9. How many domains can you have pointing to one range?
F(x^1)=f(x^2)
Undefined
F(x)=suare root of x
As many as you like

10. x=no real numbers is what type of an equation?
Inconsistant
(-infinity - +infinity)
Piecewise
X=a

11. standard absolute value - horizontal shift formulas for left and right
1 -2 -3
Horizontal right
F(x)=x^3
F(x+c) and f(x-c)

12. 4(x-7)=4x-28 is what type of an equation?
Function is the corespondence from the domain to the range. Each element of the domain relates to one element in the range.
Identity
F of g and g of f
Line ascending to the right gradually

13. What is the standard quadratic function?
X^2
Line ascending to the right gradually
45 degree angle
No because you cannot have one domain pointing at two y's or ranges

14. Is a constant function even - odd or neither?
(-infinity - +infinity)
Even
Math 4 x - graph
No because you cannot have one domain pointing at two y's or ranges

15. What is the domain for a standard quadratic function?
Inconsitent
Inconsistant
X2-x1 because the demonaitor of a quotient can never equal zero
(-infinity - +infinity)

16. What type of slope do you have when the line is horizontal and m=0?
Undefined
Zero slope
Yes because two x's or domains can point to one y
X=a

17. What type of slope do you have when a line falls left to right and m<0?
2nd catalog (zero key -) abs(x) - graph
Up
Horizontal right
Negative slope

18. What are the calculator instructions for the standard cubic function?
Even
X math 3 graph
When does a graph not define y as a function of x?
Cannot be drawn in quizlet

19. What is the domain for a standard quadratic function?
The secant line
(-infinity - +infinity)
X2-x1 because the demonaitor of a quotient can never equal zero
Inconsitent

20. What equation does every line have? Discuss the variables.
(-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.
Postiive slope
Horizontal

21. What does linear equation mean?
M
Equation of a line
Cannot be drawn in quizlet
(y-y1)=m(x-x1) and you use it when you have one point or set of coordinates and the slope

22. What is the formula for the cube root function?
(-infinity - +infinity)
Divide x coorindate by c to get the y coorindate and they shrink or stretch the graph accordingly
The secant line
F(x)=3 square root x

23. What is a domain?
Perpendicular line
The first set of components of an ordered pair
A V
Cannot be drawn in quizlet

24. Draw or discuss a decreasing function
Cannot be drawn in quizlet
Negative inverse
(-infinity - +infinity)
Because the demintor of a quotient can never equal zero

25. What are the algebra of functions?
Cannot be drawn in quizlet
The single number y=
The single number y=
(f+g) - (f-g) - (fg) - (f/g) all of x

26. A. $20 +.05 per min B. $5 +.10 per min - What is x and how do you set up the formula?
Even
The first set of components of an ordered pair
20+.05x=5+.10x x=minutes
Y=IxI

27. Which direction does f(x+c) move
The secant line
Absolute Value - Constant and Standard Quadratic
X = the original sale price and the formula is x - .40x =$276
Horizontal left

28. What are the calculator instructions for the cube root function?
Parabola
(-infinity - 0]you[0 - +infinity)
Conditional
Math 4 x - graph

29. Of the seven of algebra's common graph's how many are odd?
Three odd - cube root - identity - standard cubic
Parabola - up one and right three
Negative inverse
The second set of components of an ordered pair

30. What is the domain for an absolute value function?
Three odd - cube root - identity - standard cubic
The second set of components of an ordered pair
F(x) = x
(-infinity - +infinity)

31. What is an identity function?
X = the original sale price and the formula is x - .40x =$276
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.
45 degree angle
Odd

32. What is the horizontal line formula?
(-infinity - +infinity)
Y=b
(-infinity - +infinity)
Identity

33. 4x+5x=8x is what type of an equation?
4 -6 -9
Y=IxI
M
Conditional

34. What are the calculator instructions for a square root function?
Down
(-infinity - +infinity)
Inconsitent
2nd key - x^2 - graph

35. What are the calculator instructions for the standard cubic function?
F(x) = x
Function is the corespondence from the domain to the range. Each element of the domain relates to one element in the range.
X^2
X math 3 graph

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

37. What is an identity function?
(-infinity - +infinity)
45 degree angle
20+.05x=5+.10x x=minutes
Conditional

38. What is the formula in both horizontal stretching and horizontal shrinking?
Divide x coorindate by c to get the y coorindate and they shrink or stretch the graph accordingly
Y=b
As equations
Mirror image neg quadrant to that of the positive quandrant

39. What is the range of the cube root function?
Function is the corespondence from the domain to the range. Each element of the domain relates to one element in the range.
Cannot be drawn in quizlet
(-infinity - +infinity)
Y= then enter the number then press graph

40. 4x+5x=8x is what type of an equation?
Conditional
Y=x - identity function
F(x^1)=f(x^2)
Odd

41. What is the range of an identity function?
Piecewise
Parabola - up one and right three
Y=mx+b - b is the y intercept and m is the slope - x -y are the coordinates on the graph
(-infinity - +infinity)

42. What type of line is a constant function?
Horizontal
Y=x - identity function
Mirror image neg quadrant to that of the positive quandrant
Conditional

43. What type of line is a constant function?
Up
Zero slope
Horizontal
Function notation

44. What does the standard cubic function look like on a graph?
(-infinity - +infinity)
F(x+h)-f(x)/h h cannot equal zero
Y= then enter the number then press graph
Mirror image neg quadrant to that of the positive quandrant

45. What is the slope intercept formula? Define all the variables.
Perpendicular line
Y=mx+b - b is the y intercept and m is the slope - x -y are the coordinates on the graph
Change in y / change in x = rise / run = y2-y1 / x2-x1
(-infinity - +infinity)

46. Of the seven of algebra's common graph's how many are even?
F(x)=+c and f(x)-c
Negative slope
The minimum or maximum points
Absolute Value - Constant and Standard Quadratic

47. x=all real numbers is what type of an equation?
45 degree angle
2nd catalog (zero key -) abs(x) - graph
Identity
The opposite coordinates

48. What is the range for the standard cubic function?
(-infinity - +infinity)
X = the original sale price and the formula is x - .40x =$276
Cannot be drawn in quizlet
(-infinity - 0]you[0 - +infinity)

49. What is the domain for the standard cubic function?
Any set of ordered pairs
The minimum or maximum points
(-infinity - +infinity)
X math 3 graph

50. What is the average rate of change formula?
F(x2)-f(x1) / x2-x1
Y=x^2 - graph
Absolute Value - Constant and Standard Quadratic
Piecewise

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College Algebra Test

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