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Rom4ik [11]
3 years ago
11

The formula p=v^2/r gives the relationship between resistance (R), voltage (V) and power P). Solve the formula for voltage.

Mathematics
2 answers:
miv72 [106K]3 years ago
6 0
The correct answer is C
sdas [7]3 years ago
5 0
Essentially, you're trying to make V the subject.

Start by multiplying both sides by R to isolate V².
V² = P·R

Now, take the square root of both sides to get V.

V = \sqrt{PR}
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A = 1/3 (b+c)<br>make b the subject ​
algol [13]

Answer:

b= 3a-c

Step-by-step explanation:

Solve for b.

a= 1/3(b+c)

multiplying both sides by 3.

3a= b+c

subtract c from both sides.

3a-c=b

or

b= 3a-c

4 0
3 years ago
Calculate the value of x.
mars1129 [50]

Answer:

49.2°

Step-by-step explanation:

To solve for x you'll need to find the cosine of x°.

To find the cosine you will need to divide the adjacent side to it by the hypotenuse.

cos x°= \frac{17}{26}

Using a calculator to solve you'll get that x ≈ 49.2°

3 0
3 years ago
The perimeter
inessss [21]

Answer:

width is 198

Step-by-step explanation:

60=2(114+b)

60=228+2b

2b= 168

b or W is 198.

6 0
3 years ago
How would you break down 40% to find 40% of a number<br>​
Alika [10]

Answer:

find 80 percent

Step-by-step explanation:

8 0
3 years ago
Match the scale drawing area and the actual area to the correct scale.
Amanda [17]

Answer:

13:117 = 1:3

5:125 = 1:5

8:128 = 1:4

12:48 = 1:2

Step-by-step explanation:

117/13 = 9

√9 = 3

125/5 = 25

√25 = 5

128/8 = 16

√16 = 4

48/12 = 4

√4 = 2

3 0
4 years ago
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