Show that vectors
`vecA= 3hati+ hatj+ hatk` and `vecB= hati+ 2hatj- 5hatk`
are perpendicular to each other.

The value of 'lambda' for which the vectors : veca=3hati+hatj-2hatk and vecb=hati-9hatj+lambdahatk are perpendicular to each other is :

The value of lambda for which the vectors veca=2hati+lambdahatj+hatk and vecb=hati-2hatj+3hatk are perpendicular to each other is :

For what value of lambda are the vectors veca=2hati+lambdahatj+hatk and vecb=hati-2hatj+3hatk are perpendicular to each other?

For which value of lambda the vector veca = 2hati+hatj-2hatk and vecb = hati-3hatj+lambdahatk are perpendicular to each other :

Find p if vectors veca=2hati-hatj+phatk and vecb=hati-2hatj+hatk are perpendicular.

Find the value of lambda if veca=2hati+3hatj+4hatk and vecb=3hati+2hatj-lambdahatk are perpendicular to each other.