Question

16 A=(2m)i^ – (3 m)j^
and B= (1m)i^ – (2m)j^. then A-2B=​

Answer 1

Answer:

1m j

Explanation:

A = 2mi -3mj

B = 1mi - 2mj

2B = 2mi -4mj

A-2B = (2mi - 3mj) - (2mi - 4mj)

2mi -3mj -2mi +4mj = 1mj

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