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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 can we substitute for f(x)?
Y
Y=x - identity function
Down
Even

2. What is a function?
Parabola - up one and right three
Absolute Value - Constant and Standard Quadratic
M
Function is the corespondence from the domain to the range. Each element of the domain relates to one element in the range.

3. What is the formula for to calculate the difference of a quotient function?
Negative inverse
F(x+h)-f(x)/h h cannot equal zero
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.
Conditional

4. What are two examples of composit functions?
F(x+c) and f(x-c)
As equations
Identity
F of g and g of f

5. A. $20 +.05 per min B. $5 +.10 per min - What is x and how do you set up the formula?
Postiive slope
(f+g) - (f-g) - (fg) - (f/g) all of x
Because the demintor of a quotient can never equal zero
20+.05x=5+.10x x=minutes

6. What are the calculator instructions for a standard quadratic equation?
Y=x^2 - graph
F(x)=+c and f(x)-c
Y
F(x) = x

7. What is the range of the cube root function?
Horizontal
Even
(-infinity - +infinity)
Horizontal right

8. What is the horizontal line formula?
Because the demintor of a quotient can never equal zero
Y=b
P=2w+2L w=x and l=w+200 2x+2(x+200)=1040
(-infinity - +infinity)

9. What does linear equation mean?
X = the original sale price and the formula is x - .40x =$276
Equation of a line
Any set of ordered pairs
Inconsistant

10. y=f(cx) What does this formula represent?
X=a
Y=x^2 - graph
0<c<1 - horizontal stretching
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

11. 4(x-7)=4x+28 is what type of an equation?
Y= then enter the number then press graph
Inconsitent
The slope of a line containing two points
20+.05x=5+.10x x=minutes

12. 4x+5x=8x is what type of an equation?
(y-y1)=m(x-x1) and you use it when you have one point or set of coordinates and the slope
Inconsitent
Conditional
Square Root

13. x=all real numbers is what type of an equation?
Absolute Value - Constant and Standard Quadratic
Identity
Line ascending to the right gradually
Math 4 x - graph

14. What is the formula for an identity function?
P=2w+2L w=x and l=w+200 2x+2(x+200)=1040
Math 4 x - graph
F(x+c) and f(x-c)
F(x) = x

15. What are the calculator instructions for the standard cubic function?
Yes - all the domains points to one range
X math 3 graph
2nd key - x^2 - graph
20+.05x=5+.10x x=minutes

16. What is the range for an absolute value function?
A line passing through two distinct points
Parabola
(-infinity - 0]you[0 - +infinity)
Horizontal

17. What does the graph of the cube root function look like on the graph?
Y=mx+b - b is the y intercept and m is the slope - x -y are the coordinates on the graph
(-infinity - 0]you[0 - +infinity)
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
Approach neg toward x through zero and above positive close to x

18. What is the range for an absolute value function?
Horizontal right
4 -6 -9
Inconsistant
(-infinity - 0]you[0 - +infinity)

19. How do you calculate a constant function in your calculator?
P=2w+2L w=x and l=w+200 2x+2(x+200)=1040
Identity
Y= then enter the number then press graph
Horizontal left

20. What is the domain for the standard cubic function?
Down
The secant line
(-infinity - +infinity)
The second set of components of an ordered pair

21. What is the range of the constant function?
Function notation
The single number y=
Negative inverse
4 -6 -9

22. How do you calculate a constant function in your calculator?
Same
Y= then enter the number then press graph
F(x)=3 square root x
Cannot be drawn in quizlet

23. Of the seven of algebra's common graph's how many are even?
Y=10
Identity
Absolute Value - Constant and Standard Quadratic
P=2w+2L w=x and l=w+200 2x+2(x+200)=1040

24. Is the square root function odd - even or neither?
Neither
P=2w+2L w=x and l=w+200 2x+2(x+200)=1040
F(x)=+c and f(x)-c
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.

25. 4(x-7)=4x-28 is what type of an equation?
The minimum or maximum points
In a quotient
Identity
Line ascending to the right gradually

26. What are the steps for solving a word problem?
Odd
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
Yes because two x's or domains can point to one y
Any set of ordered pairs

27. Which direction does f(x-c) move
Y=x^2 - graph
Cannot be drawn in quizlet
Horizontal right
1 -2 -3

28. What is a domain?
Even
F(x)=suare root of x
Down
The first set of components of an ordered pair

29. Draw or discuss an increasing function
Identity
Cannot be drawn in quizlet
Zero slope
F(x+c) and f(x-c)

30. What is the vertical line formula?
Neither
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 -6 -9

31. What is a range?
The second set of components of an ordered pair
(-infinity - +infinity)
As equations
Horizontal right

32. What is the slope of a perpendicular line?
F(x)=+c and f(x)-c
(-infinity - +infinity)
Approach neg toward x through zero and above positive close to x
Negative inverse

33. What are the calculator instructions for the cube root function?
Piecewise
45 degree angle
Math 4 x - graph
As many as you like

34. What is the slope intercept formula? Define all the variables.
2nd catalog (zero key -) abs(x) - graph
X = the original sale price and the formula is x - .40x =$276
F(x+h)-f(x)/h h cannot equal zero
Y=mx+b - b is the y intercept and m is the slope - x -y are the coordinates on the graph

35. How do you graph Ax+By+C=0?
P=2w+2L w=x and l=w+200 2x+2(x+200)=1040
Set the x and y to zero and get the intercepts and then plot the points
Square Root
Yes - all the domains points to one range

36. What is the formula for to calculate the difference of a quotient function?
Neither
X2-x1 because the demonaitor of a quotient can never equal zero
F(x+h)-f(x)/h h cannot equal zero
F(x)=IxI

37. What type of line is an identity function?
(-infinity - +infinity)
F of g and g of f
Horizontal
45 degree angle

38. y=f(cx) - What does this formula represent?
Y= then enter the number then press graph
C>1 - horizontal shrinking
(-infinity - +infinity)
Set the x and y to zero and get the intercepts and then plot the points

39. Is the standard cubic function odd - even or neither?
The minimum or maximum points
Y=x^2 - graph
Odd
Horizontal

40. In an identity function if f(10)=x than What is y?
X2-x1 because the demonaitor of a quotient can never equal zero
Y=10
Inconsistant
F(x^1)=f(x^2)

41. What is the domain of an identity function?
Cannot be drawn in quizlet
(f+g) - (f-g) - (fg) - (f/g) all of x
(-infinity - +infinity)
The minimum or maximum points

42. How many domains can you have pointing to one range?
F(x) = x
(-infinity - 0]you[0 - +infinity)
X = the original sale price and the formula is x - .40x =$276
As many as you like

43. Of the seven of algebra's common graph's how many are odd?
Function is the corespondence from the domain to the range. Each element of the domain relates to one element in the range.
Three odd - cube root - identity - standard cubic
(-infinity - +infinity)
Identity

44. What is the average rate of change formula?
F(x2)-f(x1) / x2-x1
X^2
F(x) = x
Cannot be drawn in quizlet

45. What points do you use to plot the inverse on a graph?
4 -6 -9
Y=IxI
Undefined
The opposite coordinates

46. standard absolute value - vertical shift formulas for positve and negative
The first set of components of an ordered pair
Y= then enter the number then press graph
Parabola - up one and right three
F(x)=+c and f(x)-c

47. What is the slope of a perpendicular line?
Identity
C>1 - horizontal shrinking
Negative inverse
Even

48. What is the vertical line formula?
(f+g) - (f-g) - (fg) - (f/g) all of x
Neither
X=a
[0 -+infinity)

49. What is the range of a square root function?
X=a
Negative inverse
2nd key - x^2 - graph
[0 -+infinity)

50. What type of slope do you have when the line is horizontal and m=0?
Zero slope
Inconsistant
F(x)=IxI
Any set of ordered pairs