Which of the sets of ordered pairs represents a function? A ={(1, -5). (8, -5), (8, 7), (2, 9))
B = {(7, -4), (7, -2). (6, -3). (-9, 5))
O Only A
Only B
O Both A and B
O Neither A nor B

answer: it's a

step-by-step explanation:

maybe showing the graph would

step-by-step explanation:

-387129 iq

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.

my computer is slow i can not see it sorry