pottersheep
  • pottersheep
Grade 12 Vector's help please! Find a normal to the plane x+2y+2z-5=0
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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katieb
  • katieb
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pottersheep
  • pottersheep
I know that m = (1,2,2) and that (1,2,2) DOT (x,y,z) should = 0 but then I am stuck.
pottersheep
  • pottersheep
Thank you for helping me in advanced by the way
Loser66
  • Loser66
what is m?

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Loser66
  • Loser66
why do you have to dot with x,y ,z?
pottersheep
  • pottersheep
the slope? No? I dot it because if the product is 0 it means i foudn the perpindicular line
Loser66
  • Loser66
to me, the normal vector of the plane is <1,2,2>, done
pottersheep
  • pottersheep
Oh, you're right! Wow... Is this because when it's written in scalar form it's already using the normals?
pottersheep
  • pottersheep
@Loser66? Also, thank you :-)
Loser66
  • Loser66
yeap

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