Question

from (1) M= 28 41 19 9'99 Exercise 5.4 Х If ā= 2i +3; - k, b=i - 4j+2Ã find (a+b)x(a-b) Find a unit vector perpendicular to the vectors i + 2k andî + ir ab = 15 and axb = 2 + i +2k, find the angle between If a= 21 + } - 3k and b = {-2j+k, find a vector of magnitud a and be ) | ind i w.vif la = 2,547 = 5, luxu]=8 ii) luxu] if u = 10,17= ] (a) 22. Ma acari​

Answer 1

Answer:

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