The radius of the sphere decreases at the rate of 6 m/ sec
That is,
Surface Area of the sphere of radius r is given by
Differentiating with respect to t,
~
Answer:
4/10, 6/15, 8/20, and 10/25
Step-by-step explanation:
Hope this helps. :)
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slope = 1/2
Pick two convenient integer coordinates
I'll use (0,-1) and (2,0)
slope = (y1-y2)/(x1-x2) = (-1-0) / ( 0-2) = 1/2