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fiasKO [112]
3 years ago
10

At which points does the graph of f(x)=2x−4 cross the x-axis and y-axis?

Mathematics
1 answer:
blagie [28]3 years ago
6 0

crosses x-axis at (2, 0 ) and y-axis at (0, - 4 )

To find where the graph crosses the x and y axes ( intercepts )

• let x = 0, in the equation for y- intercept

• let y = 0, in the equation for x- intercept

x = 0 : y = 0 - 4 = - 4 ⇒ (0, - 4 )

y = 0 : 2x - 4 = 0 ⇒ 2x = 4 ⇒ x = 2 ⇒ (2, 0 )


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Step-by-step explanation:

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5 0
2 years ago
I need help finding the solution
Ilya [14]
<h3>Answer:  226 degrees</h3>

=====================================================

Explanation:

Notice the tickmarks on the segments in the diagram. This tells us that chords DC and CB are the same distance from the center. It furthermore means that DC and CB are the same length, and arcs DC and CB are the same measure

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12x+7 = 18x-23

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x = -30/(-6)

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Use this x value to find the measure of arcs DC and CB

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The two arcs in question add to 67+67 = 134 degrees. This is the measure of arc DCB. Subtract this from 360 to get the answer

arc DAB = 360-(arc DCB) = 360-134 = 226 degrees

I'm using the idea that (arc DCB) + (arc DAB) = 360 since the two arcs form a full circle.

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3 years ago
Suppose two linear equations have the same slope. Is it true that the point (3, 4) is the only point that satisfies both equatio
IrinaVladis [17]
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Musya8 [376]

Answer:

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Profit function of x

= Pr(x) = R(x) -C(x)\\= -x^2+6x-x-4\\=-x^2+5x-4

7 0
3 years ago
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