1. Find the value of k that satisfies the following equations: (a) (b) det [301 302 3a3 361 362 363 30₁ 302 303 2a1 det 3b₁5c₁1 7c₁ a₁ a2 = k det b₁ b₂ C1 C2₂ C3 E b3 2a2 2a3 3b2+5c2 3b3 +5c3 7c₂ 7c3 || a3 Γαι a2 a3 k det b₁ b2 b3 C1 C2 C3

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