Which function has an inverse that is also a function? {(4,3), (-2, 7), (-1,0), (4, -3), (11, -7)}
O {(-4, 6), (-2, 2), (-1, 6), (4, 2), (11, 2)}
O {(-4,5), (-2, 9), (-1, 8), (4, 8), (11,4)}
O {(-4,4), (-2, -1), (-1,0), (4, 1), (11, 1

d

step-by-step explanation:

answer: first option i.e. 'a' is correct.

step-by-step explanation:

since we have given that

number of minutes to wrap a small gift box = 4 minutes

we need to find the number of gifts to be wrapped in 5 minutes

since there is a direct variation, as the number of minutes will increase with   number of gifts to be wrapped.

so, let the number of gifts to be wrapped in 5 minutes be x.

so, it becomes,

hence, first option 'a'   is correct.

kekdkdkccc

so

step-by-step explanation:

kekdkckcldlx