Given the following: 1u and v have an angle of 70° between them il. Jul = 40 and v = 30 ili, w = u+V iv. X ūxy Find: 1. U V 2. The magnitude of the projection of v on ū 3. The angle separating the vectors w and u 4. [x]

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A: Since you have asked multiple question, we will solve the first question for you. If you want any…

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A: Step 1:Step 2: Step 3: Step 4:

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A: This is a question of vector Algebra.

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A: Here is the solution: