Determine whether the relation represents a function. If it is a function, state the domain and range.
A. function
domain: {snake, cat, dog}
range: {Alice, Brad, Carl}
B. function
domain: {Alice, Brad, Carl}
range: {snake, cat, dog}
C. not a function
Answer: C
You might also like to view...
Perform the indicated operation and simplify.
+ 
A. 
B. 
C. 
D. 
Part of $6,000 is invested at 9%, another part at 11%, and the remainder at 12% yearly interest. The total yearly income from the three investments is $650. The sum of the amounts invested at 9% and 11% equals the amount invested at 12%. How much is invested at each rate?
A. $2,000 at 9%, $1,000 at 11%, and $3,000 at 12% B. $1,500 at 9%, $0 at 11%, and $3,500 at 12% C. $3,000 at 9%, $0 at 11%, and $3,000 at 12% D. $1,500 at 9%, $1,000 at 11%, and $3,500 at 12% E. $2,500 at 9%, $2,000 at 11%, and $2,000 at 12%
Solve.A mine produces an ore that is approximately 50% iron. How much ore must be mined to produce 50 pounds of iron?
A. 1000 lb B. 25 lb C. 10 lb D. 100 lb
Missed work hours caused by one of a class of industrial accidents has a probability density function f (t) = 
e-t + 
e-t/2 + 
e-t/3 where t is measured in hours.What proportion of these accidents result in 5 or fewer missed work hours?Enter just a real number to two decimal places.
Fill in the blank(s) with the appropriate word(s).