Review for Short Quiz

Which is not a function?

• Students and their LRN

• Teachers and the students

• People and their fingerprints

• People and their Driver's License

Is this table a function or not a function? 

• Function
• Not a Function

Is this a function? 

• Yes 
• No

Does the graph represent a function?

• Yes, because the vertical line test shows there are no repeating input values
• No, because the vertical line test shows there are repeating input values

For the function {(0,1), (1,-3), (2,-4), (-4,1)}, write the domain and range.

• D: {1, -3, -4,}
  R: {0, 1, 2, -4}
• D:{0, 1, 2, -4}
  R:{1, -3, -4}
• D:{0, 1, 2, 3, 4}
  R:{1, -3, -4}
• D:{0, 1, 2, 3}
  R:{0, 1, 2, 3, 4}

Given the relation A = {(5, 2), (7, 4), (9, 10), (x, 5)}. Which of the following values for x will make relation A a function?

• 7

• 9

• 4

If f(x) = 2x + 1, find f(1).

• f(1) = 1

• f(1) = 4

• f(1) = 0

• f(1) = 3

Molly investigated if the age of students caused them to be better drivers. What is the independent variable?

• Type of car
• Skill of driving
• Age of student

Sophie earned Php 500 for every 90 she got on her report card.

The dependent variable is:

• money

• number of 90s on Sophie's report card

1. What are the two parts of a conditional statement?

• converse and conclusion

• hypothesis and inverse

• hypothesis and conclusion

• inverse and converse