Let A={1,2,3,4} and R a relation defined on AxA , R={(1,4), (1,3)}. Find the domain of R. Please remember that domain is a set and use the correct set notation in your answer. Do not insert any spaces.

i think it might be a but you might want a second opinion

x² + 3x + 7 = 0       [ax² + bx + c]

a = 1

b = 3

c = 7

quadratic formula:

    (+/- is this ±)

plug in the numbers into the variables

your answer is a

i think u have 12 apples sorry again i don't really know if it correct i'm just tryna hrlp people out.

step-by-step explanation:

im not sure what the answer is