Physics, asked by KritiSharma18, 1 year ago

please answer the question

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Answered by jalebi1027

0

Answer:

1) -4i +5j-7k

2) j-k

3)4i+3j+k

4)-4

5)-4i+5j-6k/√9×√14

6)-4/√14

7)i-2j-2k/3

Explanation:

hope you got the answer ..

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