The initial point of vector u is (2.-1) and its magnitude is 3. What would the terminal point be it u is in the same direction as the unit Vector j?

8 2/3 is the answer

step-by-step explanation: just use a calculator

idk

step-by-step explanation:

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!