Solve the problem.An open (no top) box has height h and a square base with side length s. Its total surface area is 800 cm2. Find ds/dh in terms of s and h.
A. 
= 
B. 
= 
C. 
= 
D. 
= -2 - 
Answer: C
Mathematics
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Solve.
= 
A. 
B. 
C. 
D. empty set
Mathematics
Find the distance between the pair of points. Where appropriate, give an approximation to three decimal places.(5, 4) and (-4, -3)
A. 2
B. 63
C. 
? 5.657
D. 
? 11.402
Mathematics
Solve the variation problem.The intensity I of light varies inversely as the square of the distance D from the source. If the intensity of illumination on a screen 5 ft from a light is 3 foot-candles, find the intensity on a screen 15 ft from the light.
A. 1
foot-candles
B. 2 foot-candles
C. 
foot-candle
D. 
foot-candle
Mathematics
Use the graph of y = f(x) to state the value of the requested quantity if it exists.lim f(x)x ? 2-
A. 0 B. does not exist C. 2 D. 1
Mathematics