Determine if the vectors ū and w are perpendicular.
u = 4i + 12j +16k
w = 5i +j -2k

true

Step-by-step explanation: bc their products equal to 0

or

step-by-step explanation:

we need to solve for 'x' the following equation:  

we have that:

⇒

⇒ ⇒

factorizing, we get that:

  ⇒

then, the solutions are: or

nothing extraneous has been found!