1.8 Let

A=4a_(x)+2a_(y)-a_(z)

and

B=\\\\alpha a_(x)+\\\\beta a_(y)+3a_(z)

\ (a) If

A

and

B

are parallel, find

\\\\alpha

and

\\\\beta

\ (b) If

A

and

B

are perpendicular, find

\\\\alpha

and

\\\\beta

1.8 Let A=4ax+2ayaz and B=ax+ay+3az (a) If A and B are parallel, find and (b) If A and B are perpendicular, find and