Simplify.
? 
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Find the largest open interval where the function is changing as requested.Decreasing f(x) = ?x - 8?
A. (-8, ?) B. (8, ?) C. (-?, 8) D. (-?, -8)
Mathematics
Add or subtract as indicated. Simplify, if necessary.
- 
A. 0 B. 1 C. m D. -m
Mathematics
Solve the application.In one year, a baseball player got 129 hits in 356 times at bat. What was his batting average? Give decimal notation to the nearest thousandth.
A. 0.365 B. 0.372 C. 0.342 D. 0.362
Mathematics
Find the maximum or minimum value of the given objective function of a linear programming problem. The figure illustrates the graph of feasible points. 
z = x + 6y + 7. Find minimum.
A. minimum: 29 B. minimum: 39 C. minimum: 23 D. no minimum
Mathematics