Mathematics, 07.12.2020 23:40 Aggie4216
Gabriella is designing a flashlight that uses a parabolic reflecting mirror and a light source. The shape of the mirror can
be modeled by a parabola that opens upward with a diameter of 4 in and a depth of 1 in. Where should she place the
bulb to ensure a perfect beam of light?
0 (0, 1)
0 (0,4)
O (1.0)
O (4,0)
Answers: 1
Mathematics, 21.06.2019 16:20
Refer to interactive solution 17.45 to review a method by which this problem can be solved. the fundamental frequencies of two air columns are the same. column a is open at both ends, while column b is open at only one end. the length of column a is 0.504 m. what is the length of column b?
Answers: 1
Mathematics, 21.06.2019 21:30
Acoffee shop orders at most $3,500 worth of coffee and tea. the shop needs to make a profit of at least $1,900 on the order. the possible combinations of coffee and tea for this order are given by this system of inequalities, where c = pounds of coffee and t = pounds of tea: 6c + 13t ≤ 3,500 3.50c + 4t ≥ 1,900 which graph's shaded region represents the possible combinations of coffee and tea for this order?
Answers: 1
Mathematics, 21.06.2019 23:50
What is the probably of getting heads when poing a coin and getting a number greater than or equal to 5 when rolling a single diea) 1/6b) 1/3c) 1/4d) 1/12
Answers: 2
Gabriella is designing a flashlight that uses a parabolic reflecting mirror and a light source. The...
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