The value of c so that for all real x, the vectors `cxhatk + 3hatj, xhati + 2hatj + 2cx hatk` make an obtuse angle are:

Determine the value of c so that for the real x, vectors cx hati - 6 hatj - 3 hatk and xhati + 2hatj + 2cx hatk make an obtuse angle with each other .

Determine the value of c so that for the real x, vectors cx hati - 6 hatj - 3 hatk and xhati + 2hatj + 2cx hatk make an obtuse angle with each other .

The value of c so that all real 'x' the vectors cxbari - 6barj+3bark, xbari+2barj+2cxbark make an obtuse angle, are

If for all real x the vector cxhati-6hatj+3hatk and xhati+2hatj+2cxhatk makes an obtuse angle with one another then find the value of c

The values of x for which the angle between the vectors veca =xhati - 3hatj-hatk and vecb = 2x hati + x hatj -hatk is acute, and the angle, between the vector vecb and the axis of ordinates is obtuse, are

The values of x for which the angle between the vectors veca =xhati - 3hatj-hatk and vecb = 2x hati + x hatj -hatk is acute, and the angle, between the vector vecb and the axis of ordinates is obtuse, are

The values of x for which the angle between the vectors veca =xhati - 3hatj-hatk and vecb = 2x hati + x hatj -hatk is acute, and the angle, between the vector vecb and the axis of ordinates is obtuse, are

The values of x for which the angle between the vectors veca =xhati - 3hatj-hatk and vecb = 2x hati + x hatj -hatk is acute, and the angle, between the vector vecb and the axis of ordinates is obtuse, are