Solve.Assume that the mathematical model C(x) = 16x + 140 represents the cost C, in hundreds of dollars, for a certain manufacturer to produce x items. How many items x can be manufactured while keeping costs between between $526,000 and $782,000?
A. 340 < x < 510
B. 510 < x < 680
C. 480 < x < 640
D. 320 < x < 480
Answer: D
Mathematics
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Sketch the graph of the quadratic function. Identify the vertex and axis of symmetry.f(x) = (x - 1)2 - 1
A. vertex: (- 1, - 1)
axis of symmetry: x = - 1
B. vertex: (1, - 1)
axis of symmetry: x = 1
C. vertex: (1, - 1)
axis of symmetry: x = 1
D. vertex: (- 1, - 1)
axis of symmetry: x = - 1
Mathematics
Provide an appropriate response.Tell whether or not the number is given in scientific notation.1.485 × 103
A. No B. Yes
Mathematics
Solve the polynomial equation in the complex numbers.2x3 - x2 - 10x + 5 = 0
A. {2, 
, -
}
B. {-2, 
, - 
}
C. {
, 
, - 
}
D. {- 
, 
, - 
}
Mathematics
Use the change-of-base formula and a calculator to evaluate each logarithm.log? 100
A. 4.023 B. 4.6052 C. 1.1447 D. 0.2486
Mathematics