Provide an appropriate response.
Simplify the expression: (4x2 - 3x + 1) - (3x2 - 5x + 4)
A. x2 - 8x + 5
B. x2 - 8x - 3
C. 7x2 - 8x + 5
D. x2 + 2x - 3
Answer: D
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Provide an appropriate response.Suppose that f has a positive derivative for all values of x and that f(2) = 0. Which of the following statements must be true of the function g(x) = 
?
A. The graph of g crosses the x-axis at x = 2. B. The function g has a local maximum at x = 2. C. The graph of g has an inflection point at x = 2. D. The function g has a local minimum at x = 2.
Solve the equation.16 + 17 + x = 10 + 4
A. x = 15 B. x = -27 C. x = 47 D. x = -19
Evaluate the expression.10!
A. 362,880 B. 7,257,600 C. 1,814,400 D. 3,628,800
Solve the problem.A company manufactures two types of lawn mowers, a gas-powered model and an electric model. The company's production plan calls for the production of at least 940 mowers per month. Write the inequality that describes the production plan, if x represents the number of gas-powered mowers and y represents the number of electric mowers.
A. x - y ? 940 B. x + y ? 940 C. x + y ? 940 D. x - y ? 940