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Mrac [35]
2 years ago
7

Find a Cartesian equation for the curve.

Mathematics
1 answer:
Galina-37 [17]2 years ago
6 0

r = 3sec( \alpha ) \\ r =  \frac{3}{cos( \alpha )}

x = rcos( \alpha ) \:  \:  \:  \:  \:  \:  \: cos( \alpha ) =  \frac{x}{r}

r =  \frac{3}{ \frac{x}{r} }  \\ r =  \frac{3r}{x}  \:  \:  \:  \:  \:  \: x = 3 \\ line

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-5 (-1 + 6)need help ​
suter [353]

Answer:

-25

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3 0
3 years ago
A circular pond has a circumference of 628 feet. A model boat is moving directly across the pond to the center. Find the distanc
Fynjy0 [20]

Answer:

100 feet

Step-by-step explanation:

The general formula for the circumference of a circle is:

C = 2π(r) where 'r' is the radius, or distance from the outside of the circle to the center.  Given the circumference of the pon as 628 feet, we can solve for the radius, or distance the boat traveled to the center of the pond:

628 = 2π(r)

Divide by 2: 628/2 = 2πr/2 or 314 = πr

Divide by π (3.14) = 314/3.14 = πr/3.14

solve for r: r = 100 ft

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4 years ago
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The answer would be no solution because the milks cansels out each other


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3 years ago
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4 years ago
Use the relationship between the angles in the figure to answer the question. Which equation can be used to find the value of x?
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