Rationalize the denominator.
A. 
B. 
C. 
D. 
Answer: B
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Find the linearization L(x) of f(x) at x = a.f(x) = 4x2 - 3x + 1, a = -4
A. L(x) = -29x + 65 B. L(x) = -35x - 63 C. L(x) = -29x - 63 D. L(x) = -35x + 65
Solve the problem.The model of a building has the shape of a rectangular solid. The height is represented by x inches. The base of the model is square and the volume of the model is 
Express the area of the model's base in terms of x.
A. x2 - 900 square inches B. 60x square inches C. (x + 30)(x - 30) square inches D. (x - 30)2 square inches
Find the midpoint of the line segment whose end points are given.(9, 9) and (5, 7)
A. (14, 16) B. (4, 2) C. (7, 8) D. (2, 1)
Estimate the result of the calculation. Use your estimate to determine if the result appears to be correct or incorrect.
A. Incorrect. Estimate: 3200 B. Incorrect. Estimate: 3000 C. Incorrect. Estimate: 2800 D. Incorrect. Estimate: 3100