Math miscellaneousHard
Question
If | a |=5, | b | = 4, | c | = 3 thus what will be the value of | a.b + b.c + c.a |, given that
= 0
= 0Options
A.25
B.50
C.- 25
D.- 50
More Math miscellaneous Questions
If A = and I = then which one of the following holds for all n ≥ 1, by the principle of mathematical indunction...If the mean deviation of number 1, 1 + d, 1 + 2d, ....., 1 + 100d from their mean is 255, then the d is equal to...The integral equals...The two lines x = ay + b, z = cy + d and x = a′y + b′, z = c′y + d′ will be perpendicular, if an...is equal to :...