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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 range for a standard quadratic function?
A line passing through two distinct points
45 degree angle
(-infinity - +infinity)
(-infinity - 0]you[0 - +infinity)

2. Is an identity function even - odd or neither?
(-infinity - +infinity)
Piecewise
The slope of a line containing two points
Odd

3. An American Football field is 200 feet longer than it's width. The perimeter is 1040. What are the dimensions?
Divide x coorindate by c to get the y coorindate and they shrink or stretch the graph accordingly
P=2w+2L w=x and l=w+200 2x+2(x+200)=1040
Horizontal right
Change in y / change in x = rise / run = y2-y1 / x2-x1

4. 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
Same
Same
No because you cannot have one domain pointing at two y's or ranges

5. What does linear equation mean?
Y=mx+b - b is the y intercept and m is the slope - x -y are the coordinates on the graph
Equation of a line
Parabola
M

6. What is the vertical line test?
(-infinity - +infinity)
When does a graph not define y as a function of x?
Y=IxI
Horizontal

7. What is the formula for the standard cubic function?
Piecewise
F(x)=x^3
Inconsitent
Horizontal right

8. What is a domain?
Three odd - cube root - identity - standard cubic
Change in y / change in x = rise / run = y2-y1 / x2-x1
(-infinity - 0]you[0 - +infinity)
The first set of components of an ordered pair

9. What is the range of the constant function?
45 degree angle
20+.05x=5+.10x x=minutes
Absolute Value - Constant and Standard Quadratic
The single number y=

10. Of the seven of algebra's common graph's how many are neither?
X is the hours to repair the boat. $1603-532=anwser/63 = x
Y
Square Root
X math 3 graph

11. What does the standard cubic function look like on a graph?
Neither
Mirror image neg quadrant to that of the positive quandrant
Divide x coorindate by c to get the y coorindate and they shrink or stretch the graph accordingly
(-infinity - +infinity)

12. What is the formula for the square root function?
Odd
F(x)=suare root of x
Set the x and y to zero and get the intercepts and then plot the points
Even

13. What is the domain for a standard quadratic function?
45 degree angle
2nd key - x^2 - graph
Function notation
(-infinity - +infinity)

14. What is the formula for the standard cubic function?
X^2
The minimum or maximum points
Undefined
F(x)=x^3

15. What are the calculator instructions for absolute value?
2nd catalog (zero key -) abs(x) - graph
(-infinity - +infinity)
As equations
Postiive slope

16. What is the range of the cube root function?
P=2w+2L w=x and l=w+200 2x+2(x+200)=1040
(-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.
Same

17. Which direction does f(x-c) move
A line passing through two distinct points
Horizontal right
2nd catalog (zero key -) abs(x) - graph
45 degree angle

18. What can never equal zero in the slope formula and why?
Parabola - up one and right three
(-infinity - +infinity)
Horizontal
X2-x1 because the demonaitor of a quotient can never equal zero

19. Is the square root function odd - even or neither?
Cannot be drawn in quizlet
2nd key - x^2 - graph
Neither
Only one

20. What is a function?
Function is the corespondence from the domain to the range. Each element of the domain relates to one element in the range.
Y=x - identity function
C(t) = 20+(.40(t-60) if you have a base of $20 for a plan and .40 cents above every minute you spend over one hour you have to first know how many minutes you went over one hour - then multuply by .40 cents for the additional minutes and add the base
Cannot be drawn in quizlet

21. What is the formula for an absolute value function?
Perpendicular line
(-infinity - +infinity)
Absolute Value - Constant and Standard Quadratic
F(x)=IxI

22. Camera sales price $276 and that is 40% off - What is the original sale price? What does x =?
X = the original sale price and the formula is x - .40x =$276
(-infinity - +infinity)
C>1 - horizontal shrinking
The single number y=

23. standard absolute value - vertical shift formulas for positve and negative
(-infinity - +infinity)
F(x)=+c and f(x)-c
Y=mx+b - b is the y intercept and m is the slope - x -y are the coordinates on the graph
In a quotient

24. What type of line is a constant function?
Line ascending to the right gradually
Y= then enter the number then press graph
Horizontal
Conditional

25. What is the domain for a standard quadratic function?
Up
Parraelle line
The slope of a line containing two points
(-infinity - +infinity)

26. What type of slope do you have when m=? and the line is vertical?
Undefined slope
Only one
F of g and g of f
Down

27. What are the calculator instructions for absolute value?
Parraelle line
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.
Y=IxI
2nd catalog (zero key -) abs(x) - graph

28. Of the seven of algebra's common graph's how many are odd?
(-infinity - +infinity)
F(x) = x
Three odd - cube root - identity - standard cubic
C(t) = 20+(.40(t-60) if you have a base of $20 for a plan and .40 cents above every minute you spend over one hour you have to first know how many minutes you went over one hour - then multuply by .40 cents for the additional minutes and add the base

29. How do you graph Ax+By+C=0?
Set the x and y to zero and get the intercepts and then plot the points
The minimum or maximum points
The opposite coordinates
Horizontal

30. What points do you use to plot the inverse on a graph?
Negative inverse
Zero slope
X^2
The opposite coordinates

31. How many ranges can you have for each domain?
Because the demintor of a quotient can never equal zero
45 degree angle
Only one
(-infinity - +infinity)

32. How many domains can you have pointing to one range?
As many as you like
2nd key - x^2 - graph
Identity
X2-x1 because the demonaitor of a quotient can never equal zero

33. What is another way to write f(x)=x - what type of function is this?
Identity
Conditional
Undefined slope
Y=x - identity function

34. Of the seven of algebra's common graph's how many are odd?
Y= then enter the number then press graph
2nd key - x^2 - graph
Three odd - cube root - identity - standard cubic
(-infinity - +infinity)

35. What is the range for a standard quadratic function?
When does a graph not define y as a function of x?
C>1 - horizontal shrinking
Only one
(-infinity - 0]you[0 - +infinity)

36. What is the domain of a square root function?
4 -6 -9
Inconsistant
Yes because two x's or domains can point to one y
[0 -+infinity)

37. What is slope?
X math 3 graph
A line passing through two distinct points
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.
Yes because two x's or domains can point to one y

38. x=all real numbers is what type of an equation?
[0 -+infinity)
The first set of components of an ordered pair
Function is the corespondence from the domain to the range. Each element of the domain relates to one element in the range.
Identity

39. What are the steps for solving a word problem?
Even
Identity
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
Even

40. What is the domain of a square root function?
(-infinity - +infinity)
Inconsistant
X^2
[0 -+infinity)

41. What is a constant function?
F(x) = x
The slope of a line containing two points
F(x^1)=f(x^2)
Absolute Value - Constant and Standard Quadratic

42. What shape is the standard quadratic function?
F(x^1)=f(x^2)
Change in y / change in x = rise / run = y2-y1 / x2-x1
Because the demintor of a quotient can never equal zero
Parabola

43. What is the range of the constant function?
X^2
F(x) = x
Cannot be drawn in quizlet
The single number y=

44. (1 -5)(2 -5)(3 -5)(4 -5) - is this a function?
Yes - all the domains points to one range
Horizontal right
Line ascending to the right gradually
A line passing through two distinct points

45. What type of line is an identity function?
45 degree angle
Down
The second set of components of an ordered pair
Horizontal

46. What is the slope of a perpendicular line?
Negative inverse
F(x2)-f(x1) / x2-x1
45 degree angle
Any set of ordered pairs

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

48. What is the range of the cube root function?
Same
Divide x coorindate by c to get the y coorindate and they shrink or stretch the graph accordingly
Set the x and y to zero and get the intercepts and then plot the points
(-infinity - +infinity)

49. What is the vertical line formula?
Absolute Value - Constant and Standard Quadratic
Cannot be drawn in quizlet
Horizontal
X=a

50. A flat line underlining one vertical line is a symbol for...
Even
Cannot be drawn in quizlet
Postiive slope
Perpendicular line