Question

(d)-1
12. The value of a, if Arai +j+ V5 k subtends an angle of
60° with 4 – 5j + 15 kis
2.
(a)
V3
26
(b)
V 3
35
46
(c)
V 3
(d)
V 3​

Answer 1

Answer:

V5 k subtends an angle of

60° with 4 – 5j + 15 kis

2.

(a)

V3

26