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, 22.06.2019 00:00
Macy spent $36 on jeans. this was $12 less than twice what she spent on a shirt. which equation to solve this, 12x=36 2x=36-12 2x-12=36 12-2x=36
Answers: 1
Mathematics, 22.06.2019 02:30
Aliter of water contains about 3.35 x 10^25 molecules. a certain river discharges about 2.9x 10^8 l of water every second. about how many molecules does the river discharge every minute? write your answer in scientific notation
Answers: 1
Mathematics, 22.06.2019 04:30
Mrs. piazza invested 8000 in a certificate of deposit that pays 3% simple interest for 4 years. how much will be in mrs. piazza's account at the end of 4 years
Answers: 1
Afountain on a lake sprays water in a parabolic arch modeled by the equation y = -0.3x2 + 3x. a beam...
Mathematics, 29.01.2021 14:00
Mathematics, 29.01.2021 14:00
Chemistry, 29.01.2021 14:00
English, 29.01.2021 14:00
Mathematics, 29.01.2021 14:00
Mathematics, 29.01.2021 14:00
Mathematics, 29.01.2021 14:00
Physics, 29.01.2021 14:00
Mathematics, 29.01.2021 14:00
English, 29.01.2021 14:00
Mathematics, 29.01.2021 14:00
Mathematics, 29.01.2021 14:00
Mathematics, 29.01.2021 14:00
Chemistry, 29.01.2021 14:00