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Gelneren [198K]
3 years ago
13

Y=5x−2 into polar form

Mathematics
2 answers:
Alinara [238K]3 years ago
8 0

Answer:

r·sin Ф = 5(r·cos Ф) - 2

Step-by-step explanation:

y = r·sin Ф and x = r·cos Ф, and so

y = 5x - 2 becomes

r·sin Ф = 5(r·cos Ф) - 2

stepan [7]3 years ago
5 0

Answer:

rsin(0) = 5rcos (0) - 2

Step-by-step explanation:

Convert y = 5x - 2 to polar coordinates.

To convert to polar apply: x = r · cos (0), y = r · sin (0)

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Dave says:
Nuetrik [128]

There are 2 symmetry lines of a rectangle which are from its length and breadth. These two lines cut the rectangle in two similar halves which are mirror images of each other. If a rectangle is folded along its line of symmetry, it superimposes perfectly.

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3 years ago
What is the equation of the following line? Be sure to scroll down first to see
Rom4ik [11]
<h2>Answer:</h2>

-1/3x

<h2>Step-by-step explanation:</h2><h3>Known :</h3>
  • x1 = -3
  • x2 = 0
  • y1 = 1
  • y2 = 0

<h3>Asked :</h3>
  • Correct line equation

<h3>Solution :</h3>

We can find the straight line equation using this formula,

\frac{y-y1}{y2-y1} = \frac{x-x1}{x2-x1}

Insert all we know inside the formula,

\frac{y-1}{0-1} = \frac{x-(-3)}{0-(-3)}\\\frac{y-1}{-1} = \frac{x +3}{3}\\

Use cross multiplication,

3(y - 1) = -1(x + 3)\

3y - 3 = -x - 3

3y = -x - 3 + 3

3y = -x

y = -1/3x

<h3>Conclusion :</h3>

The correct equation is y = -1/3x

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3 years ago
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Lynna [10]

Answer:

32

Step-by-step explanation:

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A discount of 16% saved Jackie $38 on office supplies. What was the price of the supplies before the discount?
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16 % = 38

(16 × 6 = 96

16 / 4 = 4 so = 38/4 = 9.5)

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