Select all of the following that are quadratic functions.
x = 3y2 - 6y + 5
y+3=-2x2+5
y=2x2-8x46
y=-7x-4
y-3x = 4x3 - x2 +9
y=5 x(x + 9) - 8
y-2x2 = 3 x-2x2+4
RETRY

What are the measures of ∠a, ∠b, ∠c and ∠d? explain how to find each of the angle measure.

The water aquarium shark tank is always greater than 25 feet of the water level decreased by 6 feet during cleaning what was the water level before the cleaners took out any water

The length of the shadow of a building is 120 meters, as shown below: building shadow 120 m what is the height of the building? (1 point)