And B = 20 other?
(Ans. 2, - 1)
6. Find the angles between the following pairs of
vectors:
(1) Å=i+ i + ² and B = - 21 - 27 - 2Ê.
(Ans. 1809)
(ii) Å=-21 +27 - ² and B = 3 +6i + 2 Å
(Ans. 799)
(ii) A = 4+6 - 3k and 8 =-2 - 59 + 7k.
(Ans. 148.99)
Calculate the values of (1) (2 - 39 + k ) and (ii)
(Ans. 2, - 1)
6. Find the angles between the following pairs of
vectors:
(1) Å=i+ i + ² and B = - 21 - 27 - 2Ê.
(Ans. 1809)
(ii) Å=-21 +27 - ² and B = 3 +6i + 2 Å
(Ans. 799)
(ii) A = 4+6 - 3k and 8 =-2 - 59 + 7k.
(Ans. 148.99)
Calculate the values of (1) (2 - 39 + k ) and (ii)
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