Determine whether the relation is a function. Give the domain and range.{(1, -1), (-2, 1), (12, 7), (6, 12), (9, -4)}
A. function; domain: {-2, 1, 6, 9, 12}; range: {-1, -4, 1, 7, 12}
B. not a function; domain: {-2, 6, 12}; range: {-1, -4, 1, 7, 12}
Answer: A
You might also like to view...
Rephrase the statement in the requested symbolic form.contrapositive of a ? ~(b ? c)
A. (b ? c) ? ~a B. ~a ? (b ? c) C. ~a ? ~(b ? c) D. ~(b ? c) ? a
Find all possible solutions to the problem.List the 4-digit numbers that can be written using each of the digits 3, 5, 7, and 9 once and only once.
What will be an ideal response?
Factor the polynomial completely using the trial and error method.81p4 - 126p3 + 49p2
A. p2(9p - 7)2 B. p2(81p + 1)(p + 49) C. p2(9p + 7)2 D. p2(9p - 7)(9p + 7)
Check to see if the given number is a solution for the equation.-2(x + 13) + 4x = 4(x - 13) + 2; check x = 12
A. 12 is not a solution. B. 12 is a solution.