Introduce slack variables as necessary, and write the initial simplex tableau for the problem.Find x1 ? 0 and x2 ? 0 such that x1 + x2 ? 903x1 + x2 ? 152and z = 2x1 + x2 is maximized. 
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Find y '.y = (3x - 4)(4x3 - x2 + 1)
A. 12x3 + 19x2 - 57x + 3 B. 36x3 + 57x2 - 19x + 3 C. 48x3 - 57x2 + 8x + 3 D. 48x3 - 19x2 + 57x + 3
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Write the number in scientific notation.370,000,000
A. 3.7 × 107 B. 3.7 × 109 C. 3.7 × 108 D. 3.07 × 109
Mathematics
Solve the problem.The population of a town was 33,100 at the beginning of 1970. If the population decreased 300 people per year, how many people lived in the town at the beginning of 1985?
A. 28,300 B. 4500 C. 28,600 D. 28,900
Mathematics
Write the binomial expansion of the expression.(3x + 5)3
A. 9x6 + 15x3 + 15,625 B. 9x2 + 30x + 25 C. 27x3 + 135x2 + 225x + 125 D. 27x3 + 135x2 + 135x + 125
Mathematics