anonymous
  • anonymous
The vertex of the parabola is at (-3, -2). which of the following could be its equation? A. x=-2(y+3)^2-2 B. x=-2(y+2)^2-3 C. x=-2(y-2)^2-3 D. x=-2(y-3)^2-2
Geometry
  • Stacey Warren - Expert brainly.com
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SOLVED
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jamiebookeater
  • jamiebookeater
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anonymous
  • anonymous
@ybarrap
anonymous
  • anonymous
|dw:1434834519402:dw|
anonymous
  • anonymous
@Haseeb96

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More answers

Haseeb96
  • Haseeb96
y=a(x-h)^2+k this is the general formula
Haseeb96
  • Haseeb96
since (h,k)=(-3,-2)
Haseeb96
  • Haseeb96
now just put it in the above equation and get your answer
Haseeb96
  • Haseeb96
@ZoMbAsH you are correct
anonymous
  • anonymous
It is D!?
anonymous
  • anonymous
:D
ybarrap
  • ybarrap
|dw:1434834921447:dw|
anonymous
  • anonymous
So B
ybarrap
  • ybarrap
Move left by 2, so k = -2 Move down by 3, so h = -3 Plug this into $$ x=-2(y-h)+k $$
ybarrap
  • ybarrap
Plugging in we have... $$ x=-2\left (y-(-3)\right )+(-2) $$ Does this make any sense?
anonymous
  • anonymous
yeah

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