<span>[-1,-1,1]
or
</span><span>[-2,-2,2]
</span>.....
Dot Product = 0
1 ÷ 4 1/4 so one lap is a quarter of a mile meaning 3 laps is 3/4 of a mile
<span>x = 5 i beliavie :)..............................</span>
Answer:
a) 2.6
b) -15
c) 9
d) 
e) 1.26
Step-by-step explanation: