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balu736 [363]
3 years ago
5

Which graph represents the function f(x)=-|x|-2 ?

Mathematics
2 answers:
Mekhanik [1.2K]3 years ago
5 0

Answer:

C

Step-by-step explanation:

Elden [556K]3 years ago
4 0

Answer:

The graph of given function is shown below.

Step-by-step explanation:

The absolute parent function is g(x)=|x|. The graph of parent function is a V-shape d and vertex of the function is origin.

The given function is

f(x)=-|x|-2              .... (1)

The vertex from of an absolute function is

f(x)=a|x-h|+k          .... (2)

where, a is a constant and (h,k) is vertex of the function.

From (1) and (2) we get

a=-1,h=0,k=-2

The value of a is -1. The value of a is negative it means the graph of parent function reflect across x-axis.

The vertex of the function is (0,-2). It means the graph of parent function shifts 2 units down.

The graph of given function is shown below.

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Y=2x^2+12x+14 in vertex form
balandron [24]

Answer:

y = 2(x + 3)² - 4

Step-by-step explanation:

The equation of a parabola in vertex form is

y = a(x - h)² + k

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Using the method of completing the square

y = 2x² + 12x + 14 ← factor out 2 from the first 2 terms

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To complete the square

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4 0
3 years ago
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tankabanditka [31]

Answer:

x = -5

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Step-by-step explanation:

3x + 7y = 27      --------------(I)

-3x + y = 21        -----------(II)

Add equation (I) & (II) and so x will be eliminated and we can find the value of y.

(I)      3x + 7y = 27    

(II)    <u> -3x + y = 21  </u>      {add}

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Plugin y = 6 in equation (I)

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8 0
3 years ago
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Answer:

I belive its B,C

sorry if i'm wrong but hope it helps

Step-by-step explanation:

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