Choose the correct response.Suppose that x ounces of a 25% acid solution are mixed with y ounces of a 35% solution to obtain 69 ounces of a 32% solution. One equation in a system for solving this problem is 
Which of the following is the other equation?
A. 25x + 35y = .32(69)
B. 35x + 25y = 32
C. .25x + .35y = .32(69)
D. .35x + .25y = .32(69)
Answer: C
Mathematics
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A. ln 
+ cos t + C
B. ln 
+ sin t + C
C. ln 
- sin t + C
D. ln 
- sin t + C
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Find the center and radius of the circle.(x - 5)2 + (y + 8)2 = 25
A. Center: (-8, 5); radius: 5 B. Center: (5, -8); radius: 5 C. Center: (-8, 5); radius: 25 D. Center: (5, -8); radius: 25
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Differentiate.
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Find the product.
A. 
B. 
C. 
D. 
E. 
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