Which of the following values of x satisfy the equation begin equation . . . 2 times x raised to the second power, plus 7 times x, plus 3 . . . equals 0 . . . end equation?

What is the range? can’t seem to find it out

Can some one me with these questions

What is the domain of the given function? {(3,-2), (6, 1), (-1, 4), (5,9), (-4, 0); o {x | x= -4,-1, 3, 5, 6} o {yl y = -2,0, 1,4,9} o {x|x = -4,-2, -1,0, 1, 3, 4, 5, 6, 9} o y y = 4,-2, -1, 0, 1, 3, 4, 5, 6, 9}