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maxonik [38]
3 years ago
7

If the radius of a circle is 9 cm, how long is the diameter

Mathematics
1 answer:
Anika [276]3 years ago
3 0

Answer:

18 cm

Step-by-step explanation:

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PLEASE ANSWER ASAP!!!!!!!!!!
IgorLugansk [536]

The equation of the sin function is y = 3sin(πx/2) + 1, and the graph of the function is shown in the picture.

<h3>What is sin function?</h3>

It is defined as a function that is sinusoidal in nature, and it has a domain of all real numbers and lies between the [a, a]where is the amplitude of the function.

As we know the sin function is represented by:

y = Asin(Bx) + C

Here,

A = The amplitude  =  3

C = The vertical shift  = 1

B - The period in terms of π

B = 2π/amplitude

B = 2π/4

B = π/2

The becomes:  

\rm y = 3sin(\dfrac{\pi }{2}x)+1

Thus, the equation of the sin function is y = 3sin(πx/2) + 1, and the graph of the function is shown in the picture.

Learn more about the sin function here:

brainly.com/question/14397255

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3 0
1 year ago
A line passes through the point (-2, 3) and has a slope of -2. What is the equation of the line?
Mrrafil [7]

Answer:

y = -2x -1

Step-by-step explanation:

slope intercept form is y = mx +b

m = slope, b = y intercept

point is given as ordered pair (x,y)

plug in slope into y=......

y= -2x+b

plug in the point

3 = -2 * (-2) + b

3= 4 +b subtract 4 on each side

b = -1

y = -2x -1

8 0
2 years ago
What is the domain of the graph?
maksim [4K]
Domain:
-4 ≤ x ≤ 3
or in different form:
x ∈ [-4; 3]
4 0
3 years ago
PLEASE HELP
UNO [17]
Approximately 11 blocks
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2 years ago
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Find 100%, given that 40% is 98
Pavlova-9 [17]
If 40% reps 98
100% will rep (98/50)*100 = 245
5 0
3 years ago
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