Question

plz help boys!!
A fountain on a lake sprays water in a parabolic arch modeled by the equation y = -0.3x2 + 3x. A beam of light modeled by the equation -2x + 5.5y = 19.5 passes through the fountain to create a rainbow effect. If the beam cuts the water spray at points A and B, such that point B is at a higher level than point A, what distance from the ground level is point A?

1.66 units



4.15 units



5.44 units



6.14 units



7.13 units

Answer 1

but what if we are girls

Answer 2

can we help too

Answer 3

haha that's totally fine :)

Answer 4

@puppies actually is terrible at math, and so am I, @Photon336 can help u

Answer 5

maybe we can find out what the points of intersection A and B are. there are two intersection points.