Mathematics, 10.12.2019 20:31, joel3410
Afountain 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?
a) 1.66 units
b) 4.15 units
c) 5.44 units
d) 6.14 units
e) 7.13 units
Answers: 1
Mathematics, 21.06.2019 21:00, moneybaggzay123
X+y=-4 x-y=2 use elimination with adding and subtraction
Answers: 3
Mathematics, 22.06.2019 00:40, sonyarucker
Can you divide 25 into 4 equal groups? explain why or why not.
Answers: 1
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