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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 a relation?
A line passing through two distinct points
The slope of a line containing two points
Any set of ordered pairs
Yes - all the domains points to one range

2. What are the calculator instructions for a standard quadratic equation?
(-infinity - +infinity)
Because the demintor of a quotient can never equal zero
Y=x^2 - graph
Odd

3. What is the formula for the standard cubic function?
F(x)=x^3
(-infinity - +infinity)
[0 -+infinity)
Cannot be drawn in quizlet

4. What are the algebra of functions?
45 degree angle
Set the x and y to zero and get the intercepts and then plot the points
(f+g) - (f-g) - (fg) - (f/g) all of x
In a quotient

5. A flat line underlining one vertical line is a symbol for...
(f+g) - (f-g) - (fg) - (f/g) all of x
Perpendicular line
The opposite coordinates
The slope of a line containing two points

6. What is the vertex?
The first set of components of an ordered pair
Divide x coorindate by c to get the y coorindate and they shrink or stretch the graph accordingly
0<c<1 - horizontal stretching
The minimum or maximum points

7. What type of slope do vertical lines have?
The minimum or maximum points
Undefined
4 -6 -9
Inconsitent

8. What can we substitute for f(x)?
Identity
Negative slope
Y
C>1 - horizontal shrinking

9. What is a function?
X is the hours to repair the boat. $1603-532=anwser/63 = x
Square Root
Identity
Function is the corespondence from the domain to the range. Each element of the domain relates to one element in the range.

10. What type of line is a constant function?
X math 3 graph
F(x)=x^3
20+.05x=5+.10x x=minutes
Horizontal

11. What is the vertical line test?
(-infinity - +infinity)
When does a graph not define y as a function of x?
X=a
Zero slope

12. What is the vertical line formula?
(-infinity - +infinity)
F(x+c) and f(x-c)
(-infinity - +infinity)
X=a

13. Of the seven of algebra's common graph's how many are odd?
Three odd - cube root - identity - standard cubic
The second set of components of an ordered pair
Cannot be drawn in quizlet
1) replace f(x) with y (2) swap x and y (3) solve for y (4) determine if the solution has an inverse

14. Which direction does f(x-c) move
0<c<1 - horizontal stretching
Even
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
Horizontal right

15. What type of line is a constant function?
Horizontal
Same
Identity
P=2w+2L w=x and l=w+200 2x+2(x+200)=1040

16. What is the range of a square root function?
[0 -+infinity)
X math 3 graph
Function notation
Inconsitent

17. What is slope?
Set the x and y to zero and get the intercepts and then plot the points
F(x) = x
A line passing through two distinct points
Change in y / change in x = rise / run = y2-y1 / x2-x1

18. What type of slope do horizontal lines have?
Same
Yes because two x's or domains can point to one y
Up
Mirror image neg quadrant to that of the positive quandrant

19. What is the range for a standard quadratic function?
The single number y=
Because the demintor of a quotient can never equal zero
(-infinity - 0]you[0 - +infinity)
The single number y=

20. What points do you use to plot the inverse on a graph?
Function notation
1 -2 -3
The opposite coordinates
(f+g) - (f-g) - (fg) - (f/g) all of x

21. 4x+5x=8x is what type of an equation?
Approach neg toward x through zero and above positive close to x
Conditional
Parabola - up one and right three
Divide x coorindate by c to get the y coorindate and they shrink or stretch the graph accordingly

22. What is another way of writing the absolute value function?
Yes - all the domains points to one range
Y=10
X is the hours to repair the boat. $1603-532=anwser/63 = x
Y=IxI

23. What type of slope do you have when the line is horizontal and m=0?
Zero slope
[0 -+infinity)
2nd key - x^2 - graph
Cannot be drawn in quizlet

24. What is the formula for the cube root function?
F(x)=3 square root x
Up
F of g and g of f
45 degree angle

25. How many domains can you have pointing to one range?
F(x2)-f(x1) / x2-x1
P=2w+2L w=x and l=w+200 2x+2(x+200)=1040
As many as you like
Set the x and y to zero and get the intercepts and then plot the points

26. Is a standard quadratic function even - odd or neither?
No because you cannot have one domain pointing at two y's or ranges
(-infinity - +infinity)
Even
F(x)=x^3

27. What type of line is a constant function?
(-infinity - +infinity)
Even
Horizontal
Parabola

28. What is the formula for the square root function?
C>1 - horizontal shrinking
F(x)=suare root of x
Down
(-infinity - +infinity)

29. What is the domain for a standard quadratic function?
Piecewise
45 degree angle
Piecewise
(-infinity - +infinity)

30. Is a constant function even - odd or neither?
Cannot be drawn in quizlet
Y
[0 -+infinity)
Even

31. What is another way to write f(x)=x - what type of function is this?
Odd
Y=x - identity function
1) replace f(x) with y (2) swap x and y (3) solve for y (4) determine if the solution has an inverse
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

32. x=all real numbers is what type of an equation?
Identity
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
Math 4 x - graph

33. y=f(cx) What does this formula represent?
(-infinity - 0]you[0 - +infinity)
0<c<1 - horizontal stretching
Y=10
Conditional

34. What is the range of the cube root function?
A V
(-infinity - +infinity)
F(x)=+c and f(x)-c
Postiive slope

35. x=all real numbers is what type of an equation?
Only one
F(x^1)=f(x^2)
4 -6 -9
Identity

36. 4(x-7)=4x-28 is what type of an equation?
Conditional
Identity
Parraelle line
Horizontal

37. Is the standard cubic function odd - even or neither?
No because you cannot have one domain pointing at two y's or ranges
Y=x - identity function
Conditional
Odd

38. What is the point slope formula and when do you use it?
Same
(y-y1)=m(x-x1) and you use it when you have one point or set of coordinates and the slope
(-infinity - +infinity)
Y=b

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

40. (1 -5)(2 -5)(3 -5)(4 -5) - is this a function?
Horizontal
Yes - all the domains points to one range
(-infinity - +infinity)
In a quotient

41. What type of function would you use to calculate the most advantageous cell phone plan?
[0 -+infinity)
Piecewise
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
Y= then enter the number then press graph

42. What is the formula for the square root function?
Any set of ordered pairs
F(x)=suare root of x
Horizontal
[0 -+infinity)

43. What does linear equation mean?
In a quotient
Horizontal left
Equation of a line
F(x)=3 square root x

44. What is the range of the constant function?
Neither
The single number y=
The minimum or maximum points
Y= then enter the number then press graph

45. What is the formula for the standard cubic function?
F(x)=x^3
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.
F(x^1)=f(x^2)
Horizontal

46. What are the calculator instructions for absolute value?
Y=x - identity function
When does a graph not define y as a function of x?
(-infinity - +infinity)
2nd catalog (zero key -) abs(x) - graph

47. What is the vertex?
Function notation
Odd
The minimum or maximum points
[0 -+infinity)

48. A. $20 +.05 per min B. $5 +.10 per min - What is x and how do you set up the formula?
20+.05x=5+.10x x=minutes
The slope of a line containing two points
Conditional
Square Root

49. Of the seven of algebra's common graph's how many are neither?
Parabola - up one and right three
45 degree angle
Square Root
Identity

50. What is the horizontal line formula?
4 -6 -9
The slope of a line containing two points
Y=b
F(x+h)-f(x)/h h cannot equal zero