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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 direction does f(x)-c move in standard absolute value formula?
Down
Equation of a line
20+.05x=5+.10x x=minutes
A line passing through two distinct points

2. x=all real numbers is what type of an equation?
Cannot be drawn in quizlet
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
Identity
Negative slope

3. What is the domain of an identity function?
F(x)=+c and f(x)-c
(-infinity - +infinity)
0<c<1 - horizontal stretching
F(x) = x

4. What is the formula for slope?
Up
Change in y / change in x = rise / run = y2-y1 / x2-x1
Perpendicular line
The opposite coordinates

5. What is the domain for the standard cubic function?
Postiive slope
(-infinity - +infinity)
The second set of components of an ordered pair
The minimum or maximum points

6. What is the vertex?
2nd key - x^2 - graph
As equations
The minimum or maximum points
Conditional

7. What is the range of the constant function?
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
The single number y=
[0 -+infinity)

8. y=f(cx) - What does this formula represent?
C>1 - horizontal shrinking
Horizontal
F(x)=suare root of x
Zero slope

9. What does the absolute value function look like?
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
A V
Even
Horizontal right

10. 4(x-7)=4x-28 is what type of an equation?
(-infinity - +infinity)
Identity
As equations
X is the hours to repair the boat. $1603-532=anwser/63 = x

11. 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
Conditional
Y=b
Y=b

12. What are the algebra of functions?
(f+g) - (f-g) - (fg) - (f/g) all of x
F(x^1)=f(x^2)
A V
Even

13. How do you graph Ax+By+C=0?
A line passing through two distinct points
When does a graph not define y as a function of x?
(-infinity - +infinity)
Set the x and y to zero and get the intercepts and then plot the points

14. Is the standard cubic function odd - even or neither?
Perpendicular line
[0 -+infinity)
45 degree angle
Odd

15. {(1 -4)(2 -6)(3 -9)} what numbers are the domain?
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
1 -2 -3
Up

16. 4(x-7)=4x+28 is what type of an equation?
Conditional
Y= then enter the number then press graph
Any set of ordered pairs
Inconsitent

17. What is the range of the cube root function?
(-infinity - +infinity)
C>1 - horizontal shrinking
Odd
Y=10

18. Of the seven of algebra's common graph's how many are neither?
Square Root
Zero slope
(-infinity - +infinity)
Same

19. y=f(cx) - What does this formula represent?
(-infinity - +infinity)
C>1 - horizontal shrinking
The minimum or maximum points
Function notation

20. What is the domain of a square root function?
Cannot be drawn in quizlet
Undefined slope
Divide x coorindate by c to get the y coorindate and they shrink or stretch the graph accordingly
[0 -+infinity)

21. What is the horizontal line formula?
Y=b
The secant line
Same
Inconsitent

22. What are two examples of composit functions?
F of g and g of f
X is the hours to repair the boat. $1603-532=anwser/63 = x
(-infinity - +infinity)
(-infinity - +infinity)

23. What type of slope do you have when a line rises from left to right and m>0?
Postiive slope
Function notation
Cannot be drawn in quizlet
45 degree angle

24. 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.
Only one
The first set of components of an ordered pair
A V

25. What does the standard cubic function look like on a graph?
Horizontal
Mirror image neg quadrant to that of the positive quandrant
[0 -+infinity)
Three odd - cube root - identity - standard cubic

26. How are functions normally written?
F of g and g of f
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.
As equations
Inconsistant

27. What is a range?
F of g and g of f
Even
2nd key - x^2 - graph
The second set of components of an ordered pair

28. What is the formula for the square root function?
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.
Undefined
F(x)=suare root of x
Identity

29. Draw or discuss a constant function
F(x)=3 square root x
Piecewise
(-infinity - 0]you[0 - +infinity)
Cannot be drawn in quizlet

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

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31. What is a relation?
Any set of ordered pairs
Y= then enter the number then press graph
[0 -+infinity)
P=2w+2L w=x and l=w+200 2x+2(x+200)=1040

32. What type of slope do you have when the line is horizontal and m=0?
Math 4 x - graph
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
Zero slope
A V

33. y=f(cx) What does this formula represent?
Cannot be drawn in quizlet
0<c<1 - horizontal stretching
Yes - all the domains points to one range
Inconsitent

34. What is the formula for an absolute value function?
A V
Horizontal
F(x^1)=f(x^2)
F(x)=IxI

35. (1 -5)(2 -5)(3 -5)(4 -5) - is this a function?
Y
2nd catalog (zero key -) abs(x) - graph
(y-y1)=m(x-x1) and you use it when you have one point or set of coordinates and the slope
Yes - all the domains points to one range

36. Is a constant function even - odd or neither?
Y=x^2 - graph
Identity
Even
The minimum or maximum points

37. What does the square root function look like on a graph?
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.
Line ascending to the right gradually
Any set of ordered pairs

38. standard absolute value - vertical shift formulas for positve and negative
Parabola - up one and right three
X2-x1 because the demonaitor of a quotient can never equal zero
F(x)=+c and f(x)-c
The secant line

39. standard absolute value - horizontal shift formulas for left and right
F(x+c) and f(x-c)
Approach neg toward x through zero and above positive close to x
Same
Zero slope

40. What is the slope of a perpendicular line?
Line ascending to the right gradually
Negative inverse
F(x) = x
Approach neg toward x through zero and above positive close to x

41. What type of slope do vertical lines have?
Function notation
The single number y=
Undefined
(-infinity - +infinity)

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

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

44. Is an identity function even - odd or neither?
The opposite coordinates
The minimum or maximum points
Odd
2nd catalog (zero key -) abs(x) - graph

45. x=no real numbers is what type of an equation?
Inconsistant
M
No because you cannot have one domain pointing at two y's or ranges
(-infinity - 0]you[0 - +infinity)

46. What does linear equation mean?
(-infinity - +infinity)
As equations
Y=x^2 - graph
Equation of a line

47. What is the vertical line formula?
0<c<1 - horizontal stretching
X=a
Perpendicular line
Yes because two x's or domains can point to one y

48. What are the calculator instructions for a square root function?
F(x)=x^3
2nd key - x^2 - graph
Because the demintor of a quotient can never equal zero
The secant line

49. What is slope?
A line passing through two distinct points
Perpendicular line
Postiive slope
X=a

50. What is the range for the standard cubic function?
2nd catalog (zero key -) abs(x) - graph
Y=10
Y=IxI
(-infinity - +infinity)