Solve the problem.How much pure acid should be mixed with 4 gallons of a 50% acid solution in order to get an 80% acid solution?
A. 2 gal
B. 16 gal
C. 6 gal
D. 10 gal
Answer: C
Mathematics
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For the pair of functions, find the indicated domain.For f(x) = 
and g(x) = 
Find the domain of fg.
A. (1, 8) ? (8, ?) B. [0, 8) ? (8, ?) C. [1, 8) ? (8, ?) D. [1, ?)
Mathematics
Provide an appropriate response.Given the SSS parts of a triangle, is it better to use the law of sines or the law of cosines as the first step in solving the triangle? Explain.
What will be an ideal response?
Mathematics
Perform the indicated operation, where possible.
- 
A. 
B. 
C. 
D. Not possible
Mathematics
Provide an appropriate response.Graphs of two linear functions f and g that are neither parallel nor coincident intersect in how many points?
A. None
B.
| One |
C. Two
D. Infinitely many points
Mathematics