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Find: a) (λ · a + μ · b) · (ν · a + τ · b); b) the projection (ν · a + τ · b) on b; c) cos (a + τb).
Given: α = -2; β = -4; γ = 3; δ = 6; k = 3; ℓ = 2; φ = 7π/3; λ = -1/2; μ = 3; ν = 1; τ = 2.
No.2 According to the coordinates of points A; B and C for the indicated vectors find: a) the module of the vector a;
b) the scalar product of the vectors a and b; c) the projection of the vector c onto the vector d; d) coordinates
points M; dividing the segment ℓ with respect to α :.
Given: А(-2;-3;-2); В(1;4;2); С(1;–3 ;3); ...
No.3 Prove that the vectors a; b; c form a basis and find the coordinates of the vector d in this basis.
Given: a( 3;1;-3); b(–2;4;1); c(1; –2;5); d(1;12;-20).
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- Added to the site 09.04.2024
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Cumulative discount
20 $ | the discount is 10% |
10 $ | the discount is 5% |
5 $ | the discount is 3% |
Amount of purchases from the seller: $
Your discount: %