Question

If v 3i+4j+k and v i-j-k, determine the magnitude of v,+V2.

Answer 1

Answer:

5

Explanation:

v1 = 3i + 4j + k

v2 = i - j - k

v1 + v2 = 3i + 4j + k + i - j - k

= 4i + 3j

|v1 + v2| = √(4² + 3²)

= √(25)

= 5

Answer 2

Explanation:

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