Answer:
4^4= 4^-1(3r+2)
4^4= 4^(-3r-2)
-3r-2 = 4
-3r= 6
r= -2
-
Step-by-step explanation:
U could answer that question by adding 2.45+1.9=4.35
Answer:
0
Step-by-step explanation:
Given

Required
Determine its new position
Because the ring was initially below the surface of the pool;
Its initial position is

Taking it to the surface of the pool;
It means, the ring travels a distance of:

It's final position is the summation of its initial position and distance travelled;



<em>Hence, 0 represents its new position with respect to the surface of the water</em>