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Ronch [10]
3 years ago
14

Which graph best represents the function f(x) = 2x^2 -2

Mathematics
1 answer:
astraxan [27]3 years ago
5 0

Answer:

The u equation, a parabola

Step-by-step explanation:

This is a quadratic equation, since we have a variable 'x' raised to second power.

The vertex can be found using the formula x=-b/2a when the parabola is written as y=ax2 + bx +c.

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Which theorem or postulate proves the two triangles are similar? The diagram is not drawn to scale .
ryzh [129]

Answer:

The SAS theroem proves that triangles are similar

Step-by-step explanation:

It means they are similar, not necessarily that they are exactly the same ;).

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Vera_Pavlovna [14]

Answer:

Step-by-step explanation:

total weight is 4 tons.

ratio of weight of truck to weight of coal is 7:5....added = 12

so 7/12 of the total weight is the truck's

and 5/12 of the total weight is the coal

7/12 of 4 tons = 7/12 * 4 = 28/12 = 2 1/3 tons <== weight of truck

5/12 of 4 tons = 5/12 * 4 = 20/12 = 1 2/3 tons <== weight of coal

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Find the area?????????
Sergeeva-Olga [200]

If we slice this down the middle and fit it together like a puzzle we'll get a rectangle base 9.6/2 and height 4.8+9 so area (9.6/2)(4.8+9) = 66.24 square units.


Choice d


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3 years ago
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The volume of
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0.1

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Which is the graph of the solution to the following compound inequality 7x + &gt; 52 or 3 - x &gt; 9
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Step-by-step explanation:


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