41 BAB III EVALUASI 3.1 Kunci Jawaban Uji Kompetensi 1. r2 = 16 ̂+ 10 ̂, 2= 24 ̂+ 4 ̂, = 24 ̂+ 4 ̂ d 2. (A ) B =0 dt ̂ 3. V= - ̂ + 6 dan a= ̂-18 ̂ 4. ∅ = 0 5. W =80