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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. y=f(cx) What does this formula represent?
Any set of ordered pairs
F(x^1)=f(x^2)
0<c<1 - horizontal stretching
X is the hours to repair the boat. $1603-532=anwser/63 = x

2. What can never equal zero in the slope formula and why?
Y=b
X2-x1 because the demonaitor of a quotient can never equal zero
Equation of a line
Odd

3. What is the formula for an identity function?
0<c<1 - horizontal stretching
Horizontal
X2-x1 because the demonaitor of a quotient can never equal zero
F(x) = x

4. Is an absolute value function even - odd or neither?
No because you cannot have one domain pointing at two y's or ranges
The single number y=
Even
Function is the corespondence from the domain to the range. Each element of the domain relates to one element in the range.

5. x=all real numbers is what type of an equation?
1 -2 -3
Inconsistant
Identity
Y

6. A flat line underlining one vertical line is a symbol for...
As many as you like
Perpendicular line
2nd catalog (zero key -) abs(x) - graph
Even

7. What type of function would you use to calculate the most advantageous cell phone plan?
F(x)=IxI
Y
Piecewise
Y=x^2 - graph

8. What equation does every line have? Discuss the variables.
As many as you like
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.
Y=b
Piecewise

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

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10. What is the formula for an absolute value function?
F(x)=IxI
F(x)=suare root of x
(y-y1)=m(x-x1) and you use it when you have one point or set of coordinates and the slope
A V

11. What is the horizontal line formula?
The single number y=
Conditional
Y=b
Zero slope

12. What is the domain of the cube root function?
(-infinity - +infinity)
Perpendicular line
F(x2)-f(x1) / x2-x1
A line passing through two distinct points

13. y=f(cx) What does this formula represent?
No because you cannot have one domain pointing at two y's or ranges
0<c<1 - horizontal stretching
Horizontal left
Conditional

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

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15. standard absolute value - vertical shift formulas for positve and negative
As equations
(-infinity - +infinity)
F(x)=+c and f(x)-c
(-infinity - 0]you[0 - +infinity)

16. How are functions normally written?
Any set of ordered pairs
Odd
As equations
Identity

17. What type of line is a constant function?
Horizontal
45 degree angle
C>1 - horizontal shrinking
M

18. What does linear equation mean?
F(x)=suare root of x
F(x^1)=f(x^2)
Equation of a line
Y=mx+b - b is the y intercept and m is the slope - x -y are the coordinates on the graph

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

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20. What is another way of writing the absolute value function?
Math 4 x - graph
Zero slope
Parraelle line
Y=IxI

21. Repair bill for a boat is $1 -603. $532 is for parts and it's $63 per hour for labor. How many hours does it take to fix the boat and What is x?
Y=b
Y
X is the hours to repair the boat. $1603-532=anwser/63 = x
F(x)=suare root of x

22. Is the standard cubic function odd - even or neither?
Odd
(f+g) - (f-g) - (fg) - (f/g) all of x
45 degree angle
2nd key - x^2 - graph

23. What are the calculator instructions for the standard cubic function?
Three odd - cube root - identity - standard cubic
X math 3 graph
Y=x^2 - graph
Parabola

24. Which direction does f(x)=+c move in standard absolute value formula?
Up
Function is the corespondence from the domain to the range. Each element of the domain relates to one element in the range.
Absolute Value - Constant and Standard Quadratic
(-infinity - +infinity)

25. What type of line is a constant function?
The opposite coordinates
Horizontal
(-infinity - +infinity)
Parraelle line

26. What is a range?
Identity
Up
The second set of components of an ordered pair
Cannot be drawn in quizlet

27. $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?
Even
(-infinity - +infinity)
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
F(x)=suare root of x

28. What does the standard cubic function look like on a graph?
Piecewise
Undefined slope
Mirror image neg quadrant to that of the positive quandrant
Y=x^2 - graph

29. How do you calculate a constant function in your calculator?
Odd
Line ascending to the right gradually
Y= then enter the number then press graph
(-infinity - +infinity)

30. What is an identity function?
45 degree angle
Absolute Value - Constant and Standard Quadratic
Math 4 x - graph
Identity

31. What type of slope do you have when a line falls left to right and m<0?
(-infinity - +infinity)
Negative slope
Even
Any set of ordered pairs

32. What does the standard cubic function look like on a graph?
Mirror image neg quadrant to that of the positive quandrant
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
Parabola
0<c<1 - horizontal stretching

33. f(x) = x^2+3x+5 - what type of formula is this?
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
Function notation
P=2w+2L w=x and l=w+200 2x+2(x+200)=1040

34. f(x) = x^2+3x+5 - what type of formula is this?
Even
F(x)=suare root of x
Function notation
(-infinity - +infinity)

35. What are the calculator instructions for a square root function?
Line ascending to the right gradually
2nd key - x^2 - graph
20+.05x=5+.10x x=minutes
Same

36. What does the absolute value function look like?
Yes - all the domains points to one range
Parraelle line
A V
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.

37. Is a standard quadratic function even - odd or neither?
X math 3 graph
Parraelle line
Horizontal
Even

38. What is a constant function?
Math 4 x - graph
(-infinity - +infinity)
F(x^1)=f(x^2)
(-infinity - +infinity)

39. What is an identity function?
Even
Y=IxI
X=a
45 degree angle

40. {(1 -4)(2 -6)(3 -9)} what numbers are the range?
A line passing through two distinct points
(-infinity - +infinity)
Any set of ordered pairs
4 -6 -9

41. What is the range for the standard cubic function?
Only one
The single number y=
(-infinity - +infinity)
F(x2)-f(x1) / x2-x1

42. What points do you use to plot the inverse on a graph?
F(x+h)-f(x)/h h cannot equal zero
F(x)=suare root of x
4 -6 -9
The opposite coordinates

43. What is the formula for the cube root function?
Postiive slope
F(x)=3 square root x
Because the demintor of a quotient can never equal zero
[0 -+infinity)

44. When is the only time (-infinity - +infinity) is not the domain?
Because the demintor of a quotient can never equal zero
2nd catalog (zero key -) abs(x) - graph
In a quotient
Cannot be drawn in quizlet

45. What is another way to write f(x)=x - what type of function is this?
Math 4 x - graph
Y=x - identity function
Postiive slope
F(x)=+c and f(x)-c

46. {(1 -4)(2 -6)(3 -9)} what numbers are the domain?
The secant line
1 -2 -3
Absolute Value - Constant and Standard Quadratic
20+.05x=5+.10x x=minutes

47. What type of line is a constant function?
Horizontal right
Conditional
Horizontal
Parabola

48. 4x+5x=8x is what type of an equation?
Conditional
Function notation
1 -2 -3
The secant line

49. What are the calculator instructions for absolute value?
Cannot be drawn in quizlet
Because the demintor of a quotient can never equal zero
Undefined slope
2nd catalog (zero key -) abs(x) - graph

50. What does the graph of the cube root function look like on the graph?
Even
Approach neg toward x through zero and above positive close to x
Identity
The second set of components of an ordered pair

Can you answer 50 questions in 15 minutes?

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College Algebra Test

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