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SashulF [63]
3 years ago
13

Urgent. Will give brainliest and 20 points!!

Mathematics
2 answers:
insens350 [35]3 years ago
8 0
If you begin with the basic equation of a vertical parabola:  y-k=a(x-h)^2, where (h,k) is the vertex, then that equation, when the vertex is (-3,-2), is 

y + 2 = a (x + 3)^2.  If we solve this for y, we get

y        = a(x+3)^2 - 2.  Thus, eliminate answers A and D.  That leaves B, since B correctly shows (x+3)^2.
katrin2010 [14]3 years ago
6 0

Answer:

b

Step-by-step explanation:


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skelet666 [1.2K]
Y2-y1/x2-x1 is slope so

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3 0
3 years ago
Consider the linear system of equations. y = –x + 9 y = 0.5x – 6 If the solution is (a,–1), what is a? a =
timofeeve [1]

Answer:

a = 10

Step-by-step explanation:

From the solution given, x = a and y = -1

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4 0
3 years ago
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Afina-wow [57]

Answer:

5(x)+2(y)=3.45

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7 0
3 years ago
Please help! How do I find y and r??
Jobisdone [24]

Answer:

Step-by-step explanation:

you find r by the nearest integer of the slope to find the answer

7 0
3 years ago
Help please. and thank you
Dominik [7]
Every Triangle adds up to 180 degrees

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