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Dmitry [639]
2 years ago
6

The trams operate using an overhead cable which supplies a high-voltage electric current to the tram. Explain how the electric e

nergy is transformed in this example. Include at least three different transformations in your explanation.
Mathematics
1 answer:
natta225 [31]2 years ago
4 0
Ooooo u need friends lol never mind
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Answer:

5x...................

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3 years ago
2. The sum of two numbers is 30. Determine the two numbers if their product is a maximum.
SCORPION-xisa [38]

Answer:

X+y=30

X=30-y

Z=yx

Z=y(30-y)

D/dy

z=30–2y

At max 30–2y=0

2y=30 Y=15

Therefore x=15

Step-by-step explanation:

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Pick a user for me (im so indecicive) most helpful answer gets brainlist ofc also lots of points, yw!
LUCKY_DIMON [66]

Answer:

I just answered the other question you asked. Why did you ask the same question twice? Also, I said the 1st one

Step-by-step explanation:

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When are the absolute value and the opposite of a rational number equal
natulia [17]
|a| = -a if a < 0

The absolute value and the opposite of rational number is equal when a number is negative.

Examples:

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3 years ago
There will be 58 people at a breakfast and each person will eat 2 eggs. There are 12 eggs in each carton. How many cartons of eg
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