Answer 4 18. Surface Area All edges of a cube are expanding at a rate of 6 centimeters per second. How fast is the surface area changing when each edge is a. 2 centimeters and b. 10 centimeters?
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- The rate at which the edges of the cube are expanding is \( \frac{ds}{dt} = 6 \) cm/s. - We need to find the rate at which the surface area is changing, \( \frac{dA}{dt} \), when the edge length \( s \) is 2 cm and 10 cm. Show more…
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