Introduce slack variables as necessary, and write the initial simplex tableau for the problem.Find x ? 0 and y ? 0 such that 5x + 10y ? 10110x + 15y ? 139and 2x + 5y is maximized. 
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Round the number as requested.26.8901 (nearest thousandth)
A. 26.891 B. 26.890 C. 26.88 D. 26.9
Mathematics
Simplify to the form a + bi.i5 + i7
A. -2 B. 2i C. 2 D. 0
Mathematics
Factor the expression. Express your answer so that only positive exponents occur. x7/4 - x1/4
A. x1/4(x3/2) B. x1/4(x3/2 - 1) C. x1/4(x3/2 + 1) D. x1/4(x3/2 - x)
Mathematics
Solve the problem.In one year, a baseball player got 134 hits in 376 times at bat. What was his batting average? Give decimal notation to the nearest thousandth.
A. 0.356 B. 0.366 C. 0.359 D. 0.336
Mathematics