IF A=2I 3J B= I-2J THEN FIND MAGNITUDE OF A-2B
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22-Aug-2017 · 2 answers
A - B = 3i + 2j - i + 2j - 3k = 2i + 4j - 3k. Magnitude = sqrt(2^2 + 4^2 + 3^2) = 5.4. grendeldekt and 292 more users found this answer
Explanation:
22-Aug-2017 · 2 answers
A - B = 3i + 2j - i + 2j - 3k = 2i + 4j - 3k. Magnitude = sqrt(2^2 + 4^2 + 3^2) = 5.4. grendeldekt and 292 more users found this answer
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