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Jul 23rd, 2003, 07:22 PM
#1
Thread Starter
Ex-Super Mod'rater
Solving this formula, could anyone help??
Can anyone solve this, to find X, Y and Z please?? a,b,c,d,e,f,v are known values. This has been sending me mad trying to solve it  .
VB Code:
2ad + 2be + 2cf = X(a+d) + Y(b+e) +Z(c+f)
'Other known facts are:
u = Sqr(a^2 + b^2 + c^2)
n = Sqr(d^2 + e^2 + f^2)
u = n
'So:
a^2 + b^2 + c^2 = d^2 + e^2 + f^2
'Also:
v^2 = X^2 + Y^2 + Z^2
Any help would be greatfully appreciated.
This all came from this by the way:
VB Code:
0 = aX + bY + cZ
0 = dX + eY + fZ
0 = ad + be + cf
v^2 = X^2 + Y^2 + Z^2
There should be two answers for this.
Thanx for any help.
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