Math, asked by vainavi9999, 9 months ago

A=3i^-j^+7k^ and B=5i^-j^+7j^ the direction cosine,m of the A+B=

Answers

Answered by 20100289110569

0

Step-by-step explanation:

add the direction cosines a + b so and write three I minus j + k 78 + 5 y - 3 + 98 so it becomes 7 I minus 2j + 16k.

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