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OLEGan [10]
3 years ago
12

Five stars and Brainliest to correct answer

Mathematics
1 answer:
svetlana [45]3 years ago
5 0
The function 
   r(θ) = 4 - 3sin(θ)
when plotted in polar coordinates is symmetrical about the vertical axis. If you consider that axis to be the y-axis, then the appropriate choice is ...
   y-axis only


_____
If you plot θ along the horizontal axis, the function has no symmetry.

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I’m really stuck on this one if you can help i’d really appreciate it
Lynna [10]

you're correct. its to take out the greatest common factor.

8 0
3 years ago
Read 2 more answers
Use intercepts to graph the linear equation -2x+6y=18 .
VikaD [51]
Answer: (0,3) and (-9,0)
————————
-2(0) + 6y = 18
6y = 18
y = 3 so…(0,3)
————————
-2x + 6(0) = 18
-2x = 18
x = -9 so.. (-9,0)
6 0
2 years ago
Are -2x + 9 = 7 and 2x = 2 equivalent?​
DochEvi [55]

Answer:

Yes because the answer to both of them is 1

Step-by-step explanation:

Let's solve your equation step-by-step.

−2x+9=7

Step 1: Subtract 9 from both sides.

−2x+9−9=7−9

−2x=−2

Step 2: Divide both sides by -2.

−2x

−2

=

−2

−2

x=1

Answer:

x=1    

Let's solve your equation step-by-step.

2x=2

Step 1: Divide both sides by 2.

2x

2

=

2

2

x=1

Answer:

x=1

 

7 0
2 years ago
How to solve the equation and rounding the answer to four decimal places
pogonyaev
The answer is 0.5778 or 0.578 rounded

5 0
2 years ago
Geometry math question please help
stiks02 [169]

You need this key result: in any polygon, the sum of the interior angles is

(n-2)\times 180

where n is the number of sides of the polygon.

Your polygon has seven sides, and the measures of all angles are given. So, we can write

2x+4x+4x+4x+4x+2x+10x = (7-2)\times 180

Again, we've simply written that the sum of all interior angles is the number of sides, minus two, times 180.

We can simplify both sides: we sum like terms on the left hand side, and we easily compute the right hand side:

30x = 5\times 180 = 900

and we can solve this equation for x by dividing both sides by 30:

x = \cfrac{900}{30} = 30

Finally, the required angles is 2x = 2\times 30 = 60

5 0
2 years ago
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