Answer
<span>C. root 3 + 8.486</span>
Answer:
y=-3
Step-by-step explanation:
"varying directly" means there is only a factor between x and y, i.e.:
y = k·x
so k = y/x = -1/3
so if x=9, y = -1/3·9 = -3
It is 2.69333333, to the nearest centimetre the answer is B) 3 cm per second
Answer:
25
Step-by-step explanation: