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Lina20 [59]
4 years ago
6

Determine the direction that this parabola opens y=-5x^2-10x-15

Mathematics
1 answer:
OLga [1]4 years ago
8 0
The parabola opens down.

If the a value is positive it opens up. If it's negative it opens down. If it is 0, it's not quadratic. The a value here is -5
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Answer:

The equation, y=3 x,

Step-by-step explanation:

y=Distance traveled

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Point (3,9) and (5,15) represents Distance traveled in 3 (unit of time) =9 unit, and 15 unit=Distance traveled in 5 (Unit of time).

→Alonso is moving with uniform speed=3 (unit of time), as velocity remains constant in the entire process.

6 0
3 years ago
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Answer:

<h2><em>h</em><em>(</em><em>x</em><em>)</em><em>=</em><em>9</em><em>x</em><em>-</em><em>1</em><em>3</em></h2>

<em>Sol</em><em>ution</em><em>,</em>

<em>h(x) = f(x) + g(x) \\  \:  \:  \:  \:  \:  \:  \:  = 2x - 1 + 7x - 12 \\  \:  \:  \:  \:  \:  \:  = 2x + 7x - 1 - 12 \\  \:  \:  \:  \:  \:  \:  = 9x - 13</em>

<em>hope</em><em> </em><em>this</em><em> </em><em>helps</em><em>.</em><em>.</em><em>.</em>

<em>Good</em><em> </em><em>luck</em><em> on</em><em> your</em><em> assignment</em><em>.</em><em>.</em>

4 0
3 years ago
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3 years ago
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3 years ago
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ella [17]
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for 2y-x = 2*4 - 2 = 8 - 2 = 6
4 0
4 years ago
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