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svet-max [94.6K]
2 years ago
13

I need help will mark brainliest

Mathematics
1 answer:
romanna [79]2 years ago
5 0

Answer:

A. -8

B. -8

C. 20

Step-by-step explanation:

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Find an equation in standard form for the hyperbola with vertices at (0, ±10) and asymptotes at y = ±five divided by four times
Vinvika [58]

Answer:

The equation of the hyperbola in standard form is

\frac{y^{2}}{100}-\frac{4x^{2}}{625}=1

Step-by-step explanation:

* We will take about the standard form equation of the hyperbola

- If the given coordinates of the vertices (0 , a) and (0 , -a)

∴ The transverse axis is the y-axis. (because x = 0)

- If the given asymptotes at y = ± (b/a) x

∴  Use the standard form  ⇒ y²/a² - x²/b² = 1

* Lets use this to solve our problem

∵ The vertices are (0 , 10) and (0 , -10)

∴ a = ±10

∴ a² = 100

∵ The asymptotes at y = ± 5/4 x

∴ ± 5/4 = ± b/a

∵ a = ± 10

∴ ± 5/4 = ± b/10 ⇒ using cross multiplication

∴± (4b) = ± (5 × 10) = ± 50 ⇒ divide both sides by 4

∴ b = ± 25/2

∴ b² = 625/4

* Now Lets write the equation

* y²/100 - x²/(625/4) = 1

∵ x² ÷ 625/4 = x² × 4/625 = (4x²/625)

∴ y²/100 - 4x²/625 = 1

* The equation of the hyperbola in standard form is

  \frac{y^{2}}{100}-\frac{4x^{2}}{625}=1

5 0
3 years ago
Order the following numbers from least to greatest...
poizon [28]

Answer:

-25/3,\sqrt{x} 15,-pi/2,3pi

Step-by-step explanation:

6 0
3 years ago
What is its first derivative
agasfer [191]

Answer:

2ax + b + C

where C is a constant.

4 0
2 years ago
The formula V = s3 give the volume V of a cube with side length s.
LekaFEV [45]

Answer:

8 inches cubed

Step-by-step explanation:

We get the formula in the task description:

V = s^3

The next sentence tells us s = 2in, so:

V = (2in)^3 = 8in^3

6 0
2 years ago
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What is an equation in slope-intercept form of the line that passes through (6, −7)
Ber [7]

Answer:

y = -7/6x

Step-by-step explanation:

y - y1 = m*(x-x1)

m=y/x

y - (-7) = -7/6*(x-6)

y + 7 = -7/6x + 7

y = -7/6x + 7 - 7

y = -7/6

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3 years ago
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