Mathematics, 20.01.2021 20:40 bedsaul12345
Broadcasters use a parabolic microphone on football sidelines to pick up field audio for broadcasting purposes. A certain parabolic microphone has a reflector dish with a diameter of 10 inches and a depth of 6 inches. If the receiver of the microphone is located at the focus of the reflector dish, how far from the vertex should the receiver be positioned?
Answers: 2
Mathematics, 21.06.2019 18:00
Janie has $3. she earns $1.20 for each chore she does and can do fractions of chores. she wants to earn enough money to buy a cd for $13.50. write an inequality to determine the number of chores, c, janie could do to have enough money to buy the cd.
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Mathematics, 21.06.2019 18:40
Which compound inequality could be represented by the graph?
Answers: 1
Mathematics, 22.06.2019 01:30
Add: (6x^2-5x+3) + (3x^3+7x-8) a. 9x^2+12x-5 b. 9x^2+2x+11 c. 9x^2+2x-5 d. 9x^2-2x+5
Answers: 1
Broadcasters use a parabolic microphone on football sidelines to pick up field audio for broadcastin...
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