Math Is Fun Forum
  Discussion about math, puzzles, games and fun.   Useful symbols: √ ∞ ≠ ≤ ≥ ≈ ⇒ ∈ Δ θ ∴ ∑ ∫ π -

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Topic review (newest first)

bob bundy
2012-12-24 03:56:38

This one looks easier because the line of intersection is normal to the required plane.

Do you know how to get the plane from this ?

Bob

jacks
2012-12-24 01:39:19

The equation of plane passes through the  point (1,2,-1) and perpandicular to the line of intersection of the plane

3x-y+z = 1 and x+4y+2z = 2

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