Add, subtract, or multiply, as indicated. Express your answer as a single polynomial in standard form.3x2(x3 - x + 9)
A. 3x5 + 3x3 + 27x2
B. 3x6 - 3x3 + 27x2
C. 3x5 - 3x3 + 27x2
D. 3x5 - 3x3 + 27
Answer: C
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Use a calculator to approximate the root to the nearest thousandth.
A. -4.318 B. -4.309 C. -4.305 D. -4.313
Solve the problem.A square piece of cardboard is to be formed into an open-topped box by cutting 
squares from the corners and folding up the sides. The volume of the resulting box is given by the formula V = 3(x - 6)2, where x is the original length of each side of the piece of cardboard. What is the volume of the box if the original length of each side of the piece of cardboard is 20 inches?
A. 588 cubic inches B. 1200 cubic inches C. 196 cubic inches D. 42 cubic inches
Find all solutions in the interval [0, 2?).sec2x - 2 = tan2x
A. x = 
B. x = 
C. No solution
D. x = 
Graph: f (x) = x2 - 16 / x - 4
