vshiroky
  • vshiroky
vshiroky Medals 0 Its been a while since I've done this stuff haha... the next one we had was 4x^2/x+4 when x is -2 We got 8
Mathematics
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SOLVED
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katieb
  • katieb
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anonymous
  • anonymous
Well once you plug x in
anonymous
  • anonymous
\[4(-2)^2/-2\]
anonymous
  • anonymous
sorry, \[4(-2)^2/(-2)+4\]

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anonymous
  • anonymous
So you would get \[4\times4/2\]
vshiroky
  • vshiroky
16/2 = 8
anonymous
  • anonymous
omg am i stupid lol you are right it is 8
vshiroky
  • vshiroky
LOL thank you!
anonymous
  • anonymous
Its 12 over here, that might be why lmao
Astrophysics
  • Astrophysics
\[\frac{ 4x^2 }{ x+4 } = \frac{ 4(-2)^2 }{ (-2)+4 } = \frac{ 4(-2)(-2) }{ -2 } = 4(-2) = -8\]
anonymous
  • anonymous
Astrophysics -2 + 4 doesn't equal -2
vshiroky
  • vshiroky
Haha thank you!!
Astrophysics
  • Astrophysics
I'm dumb to
Astrophysics
  • Astrophysics
*high five*
anonymous
  • anonymous
lol we all have our moments *high five*
Astrophysics
  • Astrophysics
\[\frac{ 4x^2 }{ x+4 } = \frac{ 4(-2)^2 }{ (-2)+4 } = \frac{ 4(-2)(-2) }{ 2 } = \frac{ 16 }{ 2 } = 8\] there you go!
UsukiDoll
  • UsukiDoll
for latex use \frac{}{} @whatdoesthismean ex. \[\frac{1}{2} \]
anonymous
  • anonymous
lol (and yea i noticed to late @UsukiDoll XD)

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