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irga5000 [103]
3 years ago
7

Sin(2x)=sin(4x) Solve

Mathematics
1 answer:
Anna11 [10]3 years ago
8 0
Sin(2x)-sin(4x)=0
-2cos(3x)sin(x)=0
x=pi/6+2kpi/3
x=pi/2+2kpi/3, k=no solution
x=2kpi
x=pi+2kpi
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Wendy wants to put a wallpaper border around her bedroom. The room has two walls that each measure 10 feet 5 inches and two wall
alisha [4.7K]

Answer: The correct answer is 11 yards of wallpaper border.

Step-by-step explanation: What Wendy needs to do is to calculate the perimeter of her bedroom. The perimeter of any given figure is simply a calculation of the entire measurement all around the given figure. In other words, the perimeter of Wendy's room denotes the addition of all the four side lengths of her bedroom.

The room has two sides both measuring 10 feet 5 inches. This gives a total of 20 feet 10 inches. It also has the other two sides both measuring 6 feet 1 inch and that too gives a total of 12 feet 2 inches. Adding them all together results in 32 feet 12 inches. Better still, the perimeter of the room is derived as;

Perimeter = 2 (L + W)

Perimeter = 2 (10'5" + 6'1")

Perimeter = 2(16'6")

Perimeter = 32'12"

Having in mind our conversion rate of 12 inches equals 1 foot, the results can be properly expressed as 32 feet plus 1 foot which gives us 33 feet.

If the perimeter of Wendy's room is now given as 33 feet, the conversion rate between feet and yards can now be applied. Having been given that

3 feet = 1 yard

Then 1 yard = 3 feet/3, that is

y = 3/3

Hence,

y = 33/3

y = 11

The results show that Wendy would needs to buy a total of 11 yards of wallpaper border.

3 0
3 years ago
Louie is trying to find a rectangular canvas for his art project. Its width must measure 20 inches and form a 35° angle with the
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Answer:

14.0 inches

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I took the quiz and got it right!

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ahrayia [7]

Answer:

1/27

Step-by-step explanation:

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A number that is greater than 0 is called a
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Answer:

A number that is greater than 0 is called a positive number

Step-by-step explanation:

Any number greater than zero is called a positive number.

On the number line, all the numbers greater than zero are to the right of zero.

In the on xy coordinate plane, a number greater than zero is located above the x-axis.

Hence the word which best completes the given statement is positive number

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3 years ago
In the following figure, the value of x is ? Note : round your answer to the nearest tenth.
kozerog [31]

Answer:

cant see the figure lol

Step-by-step explanation:

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