Answer:
V = - 3
Step-by-step explanation:

Your answer is absolutely correct.
14.6969385 lies between 14 and 15.
I hope it's right! Virtually slap me if it is not.
Answer:
A is the Answer.
Step-by-step explanation:
You multiply x with 2x ( Gives you 2x^2 ) then -1 with 2x ( Gives you -2x ) then -8 with x ( Gives you -8x ) then -1 with-8 ( Gives you +8 ), finally you add the two x's ( not x^2 ). Your fibal answer will be 2x^2 - 10x +8.
Hope this helps.