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nasty-shy [4]
3 years ago
12

If sine of x equals 1 over 2, what is cos(x) and tan(x)?

Mathematics
1 answer:
emmasim [6.3K]3 years ago
5 0
Cosx=sqrt3/2 and tanx=sqrt3/3
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A tunnel is constructed with a semielliptical arch. The width of the tunnel is 80 feet, and the maximum height at the center of
slavikrds [6]

Answer:

Step-by-step explanation:

Example Equation of an ellipse with horizontal major axis with center at (0,0):

x%5E2%2Fa%5E2%2By%5E2%2Fb%5E2=1

For given problem:

b=20

b^2=400

a=30

 

a^2=900

equation: x%5E2%2F900%2By%5E2%2F400=1

y%5E2%2F400=1-x%5E2%2F900

7 0
2 years ago
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Your Numbers are; 25, 75, 50, 1, 9, 3 and your Target is 386 How do i get to 386 using only these numbers once and I can use Sub
GuDViN [60]

Answer:

You must order the operations  in the way that it unfolds in the explanation;:

Step-by-step explanation:

(25 x 9) +75 + 50+ 9 x ( 3 + 1)

When performing the operations we have the following results:

(25 x 9) =225 +75= 300+50 = 350+9 = 359 x (3+1 )

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8 0
3 years ago
Can a table still be a function if the x values arent the same but 2 y values are the same?
Contact [7]
The answer is yes.

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5 0
3 years ago
What is the slope of this line?
DedPeter [7]

Answer:

1/4 is the clope of the line

Step-by-step explanation:

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5 0
2 years ago
Can you please answer 8.6 * 7, 16 * 1.4, 12 * 14, 7.3 * 20. altogether 15 points
fenix001 [56]
8.6*7=60.2, 16*1.4=22.4, 12*14=168, 7.3*20=146
7 0
2 years ago
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