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Posted by **T** on Thursday, December 22, 2011 at 9:54pm.

(a) 1/16

(b) 1/4

(c) 1

(d) 2

(e) 4

- AP Calculus -
**Reiny**, Thursday, December 22, 2011 at 11:24pmlet y = h

dy/dh = 1

let y = √h = h^(1/2)

dy/dh = (1/2)h^(-1/2 = 1/(2√h)

so when is 1 = 2(1/2)/(2√h)

1 = 1/(2√h)

2√h = 1

√h=1/2

h = 1/4

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