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Find the value of c for which the vector...

Find the value of `c` for which the vectors ` vec a=(clog_2x) hat i-6 hat j+3 hat ka n d vec b=((log)_2x) hat i+2 hat j+(2c(log)_2x) hat k` make an obtuse angle for any `x in (0,oo)` .

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Find the value of c for which the vectors vec a=(clog_2x) hat i-6 hat j+3 hat k and vec b=((log)_2x) hat i+2 hat j+(2c(log)_2x) hat k make an obtuse angle for any x in (0,oo) .

The set of values of lambda for which the vectors vec a=(lambda(log)_2x) hat i-6 hat j+3 hat ka n d vec b=((log)_2x) hat i+2 hat j+(2lambda(log)_2x) hat k make an obtuse angle for any x in (0,oo) (0,4/3) (b) (-4/3,0) (4/3,oo) (d) (-4/3,0]

Find the value of x for which the angle between the vectors vec a=2x^2 hat i+4x hat j+ hat k\ a n d\ vec b=7 hat i-2 hat j+x hat k is obtuse.

Find the values of x, y and z so that the vectors vec a=x hat i+2 hat j+z hat k and vec b=2 hat i+y hat j+ hat k are equal.

find the value of x,y and z so that the vectors vec a= x hat i+ 2 hat j+z hat k and vec b = 2 hat i +y hat j +hat k are equal

Find the least positive integral value of x for which the angle between vectors vec a=x hat i-3 hat j- hat k and vec b=2x hat i+x hat j- hat k is acute.

Find the value of x ,\ y\ a n d\ z so that the vectors vec a=x hat i+2 hat j+z hat k\ a n d\ vec b=2 hat i+y hat j+ hat k are equal.

Determine the value of c so that for all real x , vectors c x hat i-6 hat j-3 hat k and x hat i+2 hat j+2c x hat k make an obtuse angle with each other.

Find the projection of the vector vec a=2 hat i+3 hat j+2 hat k on the vector vec b=2 hat i+2 hat j+ hat k .

If vec a=x hat i+(x-1) hat j+ hat k and vec b=(x+1) hat i+ hat j+a hat k make an acute angle AAx in R , then find the values of adot

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