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Alexxandr [17]
2 years ago
12

HELP ASAPP !! Select the correct answer.

Mathematics
1 answer:
Vika [28.1K]2 years ago
4 0

Answer:

A) I=\frac{P}{4\pi r^2}

Step-by-step explanation:

To isolate I, we need to divide both sides by 4\pi r^2. Therefore, the answer is I=\frac{P}{4\pi r^2}.

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between 9 p.m. and 6:36 a.m.​, the water level in a swimming pool decreased by 6/25. assuming that the water level decreased at
Licemer1 [7]

Answer:

The hourly drop between the two times is 1/40

Step-by-step explanation:

Firstly, we need to find the difference in time between 9 pm and 6:36 am

That would be 9 hours and 36 minutes

It would be needed to convert 36 minutes to hours

Mathematically, 60 minutes = 1 hour

So 36 minutes = (36 * 1)/60 = 36/60 = 0.6

So the difference between the two time is simple 9.6 hours

So the total drop during the time is given by 6/25

So the hourly drop will be 6/25 divided by 9.6

= 6/25 * 1/9.6 = 6/240 = 1/40

8 0
3 years ago
Solve for c.
Elza [17]
5 ft because 3 squared is 9 and 4 squared is 16 9+16=25 25 squared is 5
3 0
3 years ago
Can y’all plz help and thank you. Aslo hope y’all have a wonderful and beautiful day.
stepan [7]

Answer:

a) Rumble: $1

Pedal: $0.6

b) more than 5 songs

c) No, should be integers only

d) No, has to be integers greater than or equal to 2

Step-by-step explanation:

Part a

Rate per song is the slope.

Rumble:

Slope is 0.6

Rate is $0.6 per song

Pedal:

Slope: (4-2)/(2-0) = 1

Rate is $1 per song

Part b

Pedal would be a better deal if it's cost is lower than Rumble's

Rumble's cost: C = 2 + S

Pedal's cost: C = 4 + 0.6S

4 + 0.6S < 2 + S

0.4S > 2

S > 5

c) No, because no. of songs has to be positive integers only.

For example graph shows S = 2.5, but we know that's not possible

d) No, since the cost is 2 + S,

cost can't be in decimals either.

Cost too should be only integers greater than equal to 2

7 0
2 years ago
Is there a solution to 2x^2+7x-4=0?
IgorLugansk [536]

Answer:

x= -8    x= 1

Step-by-step explanation:

3 0
3 years ago
Read 2 more answers
Help please.<br><br><br><br> Thank you.
Tom [10]

Answer:

A,D,C would be your answers

Step-by-step explanation:

8 0
3 years ago
Read 2 more answers
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