Question

The parabola y=-3x  is

(a) Open upward (b) Open downward (c) Open rightward (d) Open leftward
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Answer 1

Answer:

the function as typed is a Line Not parabola since max power of x here is 1.

for Parabolic max power of x is 2 .

and answer for parabolic curve on Either side of Monima is Upwards

Range and Domain

sorry if I understood correctly, domain of x in parabola is open on both sides , ie x can take any real value. so its left and right

it is open upwards as it can reach Infinity on range, But not open downwards becuase there is indeed a Minima onnyo