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defon
3 years ago
8

Which of the following graphed functions doesnt represent a function

Mathematics
2 answers:
finlep [7]3 years ago
7 0

Answer:

<h2>The first graph doesn't represent a function.</h2>

Step-by-step explanation:

When we need to deduct from a graph if it's a function or relation, we use the vertical line proof.

The vertical line proof consists in drawing a vertical line on the function.

  • If the line intersect two points of the graph, then, the graph belongs to a relation.
  • If the line intersect only one point of the graph, then, the graph belongs to a function.

Therefore, the first graph is not a function, because if we draw a vertical line, it will intersect two points of the graph.

Minchanka [31]3 years ago
4 0

Answer:

The first graph.

Step-by-step explanation:

To determine whether or not a line is a function or not, you can use something called the vertical line test. If it fails the vertical line test, then it is not a function.

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What is the slope of a line passing through the points (2, 5) and (0, −4)?
earnstyle [38]

Answer:

9/2

Step-by-step explanation:

We can use the slope formula

m = ( y2-y1)/(x2-x1)

    = ( -4 -5)/( 0 -2)

   = -9/-2

   = 9/2

6 0
3 years ago
This is just a question I want u guys to answer cause 99% of the adult population don't know the answer to this question.
Marrrta [24]
50/2 = 25

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6 0
3 years ago
jalen jogged 10 miles due north, then turned due west and jogged 5 more miles. How msny miles is jalen from his starting point?
Juliette [100K]

Answer:

Jalen is <u>11.18 miles</u> from his starting point.

Step-by-step explanation:

Given:

Jalen jogged 10 miles due north, then turned due west and jogged 5 more miles.

Now, to find miles Jalen jogged from his starting point.

So, below is the figure attached to describe the scene.

Now, to get the distance of Jalen jogged from his starting point we use pythagoras theorem:

AB^2+BC^2=AC^2\\\\10^2+5^2=AC^2\\\\100+25=AC^2\\\\125=AC^2

<em>Using square root on both sides we get:</em>

11.18=AC\\\\AC=11.18\ miles.

Therefore, Jalen is 11.18 miles from his starting point.

7 0
3 years ago
In a survey of 100 students of Surkhet, 65 like to play football, 55 like
Katyanochek1 [597]

Answer:

15 students do not like either sport

Step-by-step explanation:

See the attached image.

Step 1: put 35 in the "like to play both" (intersection) area.

Step 2: subtract those 35 from the 65 football players.  65 - 35 = 30 players like football but not cricket.  Put 35 in the football but not cricket area.

Step 3: subtract 35 from the 55 cricket players.  55 - 35 = 20 players like cricket but not football.  Put 20 in the cricket but not football area.

Step 4: Add the 30 + 35 + 20 = 85 together.  So 85 players are accounted for as players of one or more sports.

Step 5: 100 - 85 = 15 must be the number of students who did not like either sport.  Put 15 in the area outside both circles.

6 0
3 years ago
Find the gradient of the line segment between the points (0,2) and (2,-8).
valkas [14]

Answer:

Step-by-step explanation:

5 0
4 years ago
Read 2 more answers
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