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6 [15 total For the two vectors given find the information requested. u = 21 -5 - V =- I +6- 4k a U + V Answer b. the angle b
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6 u= 2i-5) -K V = -( + 6j - 4 K ay Utva (21-51-x) + (-i + 6 3 - 4K) i + j 1 5K bl 12 + 25 + 1 330 lū) = 11 553 Jl +36+16 2-30

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