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Juli2301 [7.4K]
2 years ago
6

The graph of the function f(x) = –(x + 3)(x – 1) is shown below. On a coordinate plane, a parabola opens down. It goes through (

negative 3, 0), has a vertex at (negative 1, 4), and goes through (1, 0). What is true about the domain and range of the function? The domain is all real numbers less than or equal to 4, and the range is all real numbers such that –3 ≤ x ≤ 1. The domain is all real numbers such that –3 ≤ x ≤ 1, and the range is all real numbers less than or equal to 4. The domain is all real numbers, and the range is all real numbers less than or equal to 4. The domain is all real numbers less than or equal to 4, and the range is all real numbers.
Mathematics
2 answers:
jekas [21]2 years ago
8 0

Answer:

i would recomend tiger algeabra

Step-by-step explanation:

Gelneren [198K]2 years ago
8 0

Answer:

C. The domain is all real numbers, and the range is all real numbers less than or equal to 4.

Step-by-step explanation:

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mr_godi [17]

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The amount of money that is left in a medical savings account is expressed by the equation y = -24x+ 379, where x represents the
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Does this graph show a function? Explain how you know.
Lera25 [3.4K]

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Explanation:

We are able to draw a single vertical line that passes through more than one point on the red curve. For example, we could draw a vertical line through x = 5 and have it cross the red curve at (5,4) and (5,-4).

So this is one example where the graph fails the vertical line test. It passes this test when such a thing doesn't happen. In other words, a function is only possible if any x input leads to exactly one and only one y output.

In this case, x = 5 leads to multiple outputs y = 4 and y = -4 at the same time. There are other x values which this occurs as well (any x values such that x > 1). So this is why we don't have a function.

8 0
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