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BigorU [14]
4 years ago
5

All points on a parabola are equidistant from the parabola's focus and the parabola's directrix. The _____ is the point on the p

arabola where these distances are smallest. Group of answer choices Directrix Focus Vertex Conic Section
Mathematics
1 answer:
Ipatiy [6.2K]4 years ago
6 0

Answer:

The vertex is the point on the parabola where these distances are the smallest.

Step-by-step explanation:

All points on a parabola are equidistant from the parabola's focus and the parabola's directrix.

Now, the vertex is the point on the parabola where these distances are the smallest.

This is because if we draw a straight line through the vertex and the focus then it will be the axis of the parabola and axis of parabola is perpendicular to the directrix of the parabola and we know that the perpendicular distance of a point from a line is the minimum distance. (Answer)

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ArbitrLikvidat [17]

Answer:

$ 2.30

Step-by-step explanation:

Given that the sales tax rate = 8\frac{1}{2}\%=8.5\%

The cost of the book is $ 12.99.

So, the tax on the book= 8.5% of 12.99

= \frac {8.5}{100}\times 12.99

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So, the sales tax on the book is $ 1.10.

The cost of the video game is $ 39.99.

So, the tax on the book= 8.5% of 39.99

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So, the sales tax on the book is $ 3.40.

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So, the tax on the video game is $ 2.30 more than then tax on the book.

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3 years ago
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Answer:

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7 0
4 years ago
5. Find the value of x that makes BC || DE.
s344n2d4d5 [400]

Answer:

x = -7

Step-by-step explanation:

To find the value of x, you need to set up a proportion:

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Then cross multiply:

15x - 15 = 18x + 36

Then subtract 15x from both sides:

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Finally, divide both sides by 3:

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3 years ago
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7w = 49 Can anybody help me with this one too?
lesantik [10]

Answer:

w=7.

Step-by-step explanation:

Divide 7 on both sides of the equation.

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3 years ago
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