adotmaths

1 Questions
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0

1924

2

+4

2 + 2 is 4 minus 1 is 3 quick maths but this isn't

whos able to answer this question challenging
a = 21 - 6j + k
b = -3j -2k
the unit vector Ĉ of the vector c where c = a + b read more ..

adotmaths Oct 17, 2017