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photoshop1234 [79]
3 years ago
6

The winning times for a race are shown in the table.

Mathematics
1 answer:
bonufazy [111]3 years ago
8 0

Answer: The winning time increased by an average of 0.4 second per year from year 2 to year 4.

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Which statements about the graph of the function f(x) = 2x2 – x – 6 are true? Check all that apply.
lbvjy [14]
Hello,

1: dom f=R
2: img f =R
3: 2x²-x-6=2(x²-2x/4+1/46)-6-1/8=2(x-1/4)²-49/8
Vertex=(1/4,-49,8)

4: roots are -3/2 and 2
2(x-1/4)²-49/8=1/8[(4x-1)²-49]=1/8*(4x+6)(4x-8)

5:
From the vertex to ∞
[-1/4 , ∞)
7 0
3 years ago
If you get this right I will mark you as a brainliest
Thepotemich [5.8K]
The answer to this problem is A 10
8 0
3 years ago
And slope of the linear equation y+8=3(x−5)<br> ?
Triss [41]

Answer:

slope:  3; vertex:  (5, -8)

Step-by-step explanation:

Compare the given y+8=3(x−5) to the slope-vertex form y - k = m(x - h).  We see that the slope, m, must be 3 and the vertex must be (h, k):  (5, -8).

7 0
3 years ago
What is 2+2+2-2+87 plz tell me so u would get 100 points
DedPeter [7]

Answer:

The answer is 91.

Step-by-step explanation:

Since 2+2+2=6 and you subtract 2 that would now be 6-2, and that is 4.

87+4=91.

Simply 6-2=4

87+4=91

:)

6 0
2 years ago
1.8 is 72% of what number
padilas [110]

Answer:

Step-by-step explanation:

1

4 0
2 years ago
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