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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. Camera sales price $276 and that is 40% off - What is the original sale price? What does x =?
Identity
X = the original sale price and the formula is x - .40x =$276
Horizontal right
Conditional

2. What is the formula for the standard cubic function?
Inconsitent
X=a
F(x)=x^3
Change in y / change in x = rise / run = y2-y1 / x2-x1

3. What is the range for an absolute value function?
(-infinity - 0]you[0 - +infinity)
The second set of components of an ordered pair
The slope of a line containing two points
(-infinity - +infinity)

4. What type of function would you use to calculate the most advantageous cell phone plan?
F(x)=+c and f(x)-c
Neither
Piecewise
1 -2 -3

5. What is the domain for a standard quadratic function?
The opposite coordinates
[0 -+infinity)
(-infinity - +infinity)
Even

6. Which direction does f(x)=+c move in standard absolute value formula?
Up
F(x^1)=f(x^2)
Absolute Value - Constant and Standard Quadratic
Y=x - identity function

7. Is an identity function even - odd or neither?
Odd
2nd catalog (zero key -) abs(x) - graph
Y= then enter the number then press graph
The secant line

8. What type of line is an identity function?
Up
4 -6 -9
X^2
45 degree angle

9. What type of slope do vertical lines have?
Y=x^2 - graph
[0 -+infinity)
Undefined
F(x)=suare root of x

10. y=f(cx) What does this formula represent?
0<c<1 - horizontal stretching
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.
Set the x and y to zero and get the intercepts and then plot the points
Square Root

11. 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?
(-infinity - +infinity)
Cannot be drawn in quizlet
X is the hours to repair the boat. $1603-532=anwser/63 = x
X math 3 graph

12. What is the formula for to calculate the difference of a quotient function?
F(x+h)-f(x)/h h cannot equal zero
F(x2)-f(x1) / x2-x1
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
Absolute Value - Constant and Standard Quadratic

13. What shape is the standard quadratic function?
F(x)=x^3
Same
Parabola
X^2

14. What is the range of a square root function?
[0 -+infinity)
Identity
Horizontal
F(x+c) and f(x-c)

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

16. What is the formula for the square root function?
F(x)=suare root of x
Function is the corespondence from the domain to the range. Each element of the domain relates to one element in the range.
Y=IxI
In a quotient

17. Is the standard cubic function odd - even or neither?
F(x)=IxI
45 degree angle
Odd
Y=b

18. Draw or discuss a constant function
The opposite coordinates
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.
Cannot be drawn in quizlet
Down

19. What is another way of writing the absolute value function?
Parabola
Approach neg toward x through zero and above positive close to x
Piecewise
Y=IxI

20. What is the formula for an absolute value 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.
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
F(x)=IxI
Undefined

21. What is the standard quadratic function?
(-infinity - +infinity)
A line passing through two distinct points
Inconsitent
X^2

22. An American Football field is 200 feet longer than it's width. The perimeter is 1040. What are the dimensions?
X math 3 graph
P=2w+2L w=x and l=w+200 2x+2(x+200)=1040
(-infinity - +infinity)
(y-y1)=m(x-x1) and you use it when you have one point or set of coordinates and the slope

23. What is the domain for an absolute value function?
Function notation
20+.05x=5+.10x x=minutes
X math 3 graph
(-infinity - +infinity)

24. Of the seven of algebra's common graph's how many are neither?
(-infinity - +infinity)
Square Root
Y=10
F of g and g of f

25. How many domains can you have pointing to one range?
Undefined
[0 -+infinity)
As many as you like
(-infinity - +infinity)

26. What are the calculator instructions for a standard quadratic equation?
Postiive slope
Y=x^2 - graph
Conditional
Negative slope

27. Camera sales price $276 and that is 40% off - What is the original sale price? What does x =?
Perpendicular line
(-infinity - +infinity)
Y=IxI
X = the original sale price and the formula is x - .40x =$276

28. standard absolute value - horizontal shift formulas for left and right
F(x)=suare root of x
F(x+c) and f(x-c)
The minimum or maximum points
Mirror image neg quadrant to that of the positive quandrant

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

30. What is the range of an identity function?
(-infinity - +infinity)
Divide x coorindate by c to get the y coorindate and they shrink or stretch the graph accordingly
Y=b
Parabola - up one and right three

31. What is the domain for an absolute value function?
(-infinity - +infinity)
0<c<1 - horizontal stretching
Y=IxI
Identity

32. What can we substitute for f(x)?
F(x+c) and f(x-c)
Y
Negative slope
X2-x1 because the demonaitor of a quotient can never equal zero

33. 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.
P=2w+2L w=x and l=w+200 2x+2(x+200)=1040
In a quotient
A V

34. What is the range of the constant function?
A V
(-infinity - 0]you[0 - +infinity)
Y=x^2 - graph
The single number y=

35. How do you calculate a constant function in your calculator?
Math 4 x - graph
(-infinity - 0]you[0 - +infinity)
(-infinity - +infinity)
Y= then enter the number then press graph

36. What are the calculator instructions for a standard quadratic equation?
(-infinity - +infinity)
Only one
Y=x^2 - graph
Piecewise

37. What is the formula for slope?
Y=mx+b - b is the y intercept and m is the slope - x -y are the coordinates on the graph
0<c<1 - horizontal stretching
Y=10
Change in y / change in x = rise / run = y2-y1 / x2-x1

38. What is the range for the standard cubic function?
(-infinity - +infinity)
20+.05x=5+.10x x=minutes
(y-y1)=m(x-x1) and you use it when you have one point or set of coordinates and the slope
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

39. What type of slope do you have when the line is horizontal and m=0?
Odd
Zero slope
X = the original sale price and the formula is x - .40x =$276
(f+g) - (f-g) - (fg) - (f/g) all of x

40. What is the average rate of change formula?
F(x2)-f(x1) / x2-x1
(-infinity - +infinity)
Undefined slope
A V

41. What is the formula for an absolute value function?
F(x) = x
F(x)=IxI
0<c<1 - horizontal stretching
Equation of a line

42. What is the range of an identity function?
(-infinity - 0]you[0 - +infinity)
(-infinity - +infinity)
As many as you like
Three odd - cube root - identity - standard cubic

43. What is the standard quadratic function?
The secant line
Undefined
X^2
1 -2 -3

44. What is the range of a square root function?
A line passing through two distinct points
[0 -+infinity)
The slope of a line containing two points
Absolute Value - Constant and Standard Quadratic

45. What is the domain of a square root function?
Set the x and y to zero and get the intercepts and then plot the points
(-infinity - 0]you[0 - +infinity)
X=a
[0 -+infinity)

46. What is a domain?
(-infinity - +infinity)
1 -2 -3
The first set of components of an ordered pair
Approach neg toward x through zero and above positive close to x

47. What is the formula for an identity function?
F(x2)-f(x1) / x2-x1
1) replace f(x) with y (2) swap x and y (3) solve for y (4) determine if the solution has an inverse
F(x)=3 square root x
F(x) = x

48. What is the domain of a square root function?
C>1 - horizontal shrinking
[0 -+infinity)
Y=x^2 - graph
F(x) = x

49. What are the calculator instructions for a square root function?
X is the hours to repair the boat. $1603-532=anwser/63 = x
Y=x - identity function
2nd key - x^2 - graph
P=2w+2L w=x and l=w+200 2x+2(x+200)=1040

50. What is the vertex?
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.
The minimum or maximum points
Y=x^2 - graph
Even