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nlexa [21]
3 years ago
8

HELP I WILL GIVE BRAINLIEST!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

!
A satellite dish is being designed so that it can pick up radio waves coming from space. The satellite dish will be in the shape of a parabola and will be positioned above the ground such that its focus is 30 ft above the ground. Using the ground as the x-axis, where should the base of the satellite be positioned? Which equation best describes the equation of the satellite?

(0, 60); y = one over two hundred fortyx2 + 60
(0, 15); y = one over sixtyx2 + 15
(0, 60); y = one over two hundred fortyx2 − 60
(0, 15); y = one over sixtyx2 − 15
Mathematics
1 answer:
aniked [119]3 years ago
5 0

Answer:

c

Step-by-step explanation:

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What is the slope below
raketka [301]

Answer:

-1

Step-by-step explanation:

We can find the slope by change in y of change in x

change in y

---------------------

change in x

The y changes  -3  ( goes down 3)

the x changes +3 ( to the right 3)

-3

----

3

This simplifies to -1

4 0
3 years ago
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Write your answer as a fraction or as a whole mixed number. 2 5/11 - 10 7/11
kaheart [24]

Answer:

-90/11

Step-by-step explanation:

convert each mixed number into a improper fraction

27/11  - 117/11

= -90/11

3 0
3 years ago
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Jordan saved 4/5 of the amount he needs to buy a $80 video game. If he earns $7.75 per hour by working at a pizza shop, how many
Aleksandr [31]
Amount of money saved by Jordon for the video game = (4/5) * 80
                                                                                        = 4 * 16 dollars
                                                                                         = 64 dollars
So
The amount of money that
Jordan needs to earn more for buying the video game = (80 - 64) dollars
                                                                                       = 16 dollars
Amount earned by Jordan per hour working at a pizza shop = $7.75
Let us assume the number of hours Jordan needs to work to save the rest of the money for the video game = x
Then
7.75x = 16
x = 16/7.75
   =  2.06 hours
So it can be said that Jordan has to work 3 hours to save the rest of the money for the video game. If Jordan works 2 hours then he will be short of the required amount. If Jordan works for 3 hours he will have some excess amount in his hand after saving for the video game.
7 0
3 years ago
What is the absolute value of |6|
motikmotik

Answer:

6

Step-by-step explanation:

7 0
3 years ago
An item is regularly priced at $45. Josh bought it on sale for 15% off the regular price.
Mariulka [41]

15/100=x/45

675=100x

6.75=x

5 0
2 years ago
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