The function w gives the number of words per minute (wpm) that a student in a keyboard class can type after t weeks in the course. Is it possible for to be negative? Explain.
A) can be negative if the number of words typed per minute is decreasing at week 5.
B) can be negative if the number of words typed per minute is increasing at week 5.
C) can be negative if the number of words typed per minute is decreasing at day 5.
D) can be negative if the number of words typed per minute is increasing at day 5
E) cannot be negative because the lowest number of words typed in a minute is 5 .

Question

The function w gives the number of words per minute (wpm) that a student in a keyboard class can type after t weeks in the course. Is it possible for  to be negative? Explain.
A) can be negative if the number of words typed per minute is decreasing at week 5. 
B) can be negative if the number of words typed per minute is increasing at week 5. 
C) can be negative if the number of words typed per minute is decreasing at day 5. 
D) can be negative if the number of words typed per minute is increasing at day 5 
E) cannot be negative because the lowest number of words typed in a minute is 5 .

Quizplus · Accepted Answer

11eaa894_64b5_be87_a158_a1d8279102e8_TB6775_11 can be negative if the number of words typed per minute is decreasing at week 5. This is because the function w gives the number of words per minute that a student can type, and if the number of words per minute is decreasing, the value of the function could become negative at some point.

The Function W Gives the Number of Words Per Minute