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(4) |
(5) |
, (1;1; z 1) (2;2; z 2) ( .5).
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3.
ax =1, ay =4, az =8. , .
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4.
, F 1 = 5, F 2 = 7, θ = 60.
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6.
. aL L, .
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+ , λ, μ ν , , .
ax = 2; ay = 5; az = 1,
aL = axcos λ+ cos μ+ cosν
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