What are the values of x for which the denominator is equal to zero for y = x+3/x²+4x x² + 4x

X = -4

x=0, x=-4

no points of discontinuity

x = 0,X = 4

hello

x² + 4 x = 0

x ( x + 2  ) = 0

x = 0  or   - 2

fist on the left goes with the third on the right. second on the left goes with the fourth on the right. third on the left goes with the second on the right. the fourth on the left goes with first on the right

step-by-step explanation:

the true ones are a b and d