Solve the problem.The printed matter on a 12-cm by 24-cm page of a book must cover 160 cm2. If all margins are to be the same width, how wide should they be?
A. 3 cm
B. 2 cm
C. 1 cm
D. 4 cm
Answer: B
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Provide an appropriate response.Find any horizontal or vertical asymptotes for the curve 
(Suggestion: Express the curve in parametric form 
and investigate what happens to x and y as ? varies.)
What will be an ideal response?
The equation gives the position s = f(t) of a body moving on a coordinate line (s in meters, t in seconds). s (m)
When is the body moving forward?
A. 0 < t < 1, 3 < t < 4, 5 < t < 7, 9 < t < 10 B. 0 < t < 1, 3 < t < 4, 5 < t < 7 C. 0 < t < 8 D. 0 < t < 3, 3 < t < 5, 5 < t < 8
Determine whether the relation defines y as a function of x. Give the domain.y = 
A. Function; domain: (-?, -18) ? (-18, ?) B. Function; domain: (-18, 18) C. Not a function; domain: (-?, -18) ? (-18, 0) D. Not a function; domain: (-?, ?)
Find all complex zeros of the polynomial function, and write the polynomial in completely factored form.f(x) = x4 + 25x2 + 144
A. f(x) = (x + i)(x - i)(x + 12i)(x - 12i) B. f(x) = (x + 3i)(x - 3i)(x + 4i)(x - 4i) C. f(x) = (x + 3 + 4i)2(x + 3 - 4i)2 D. f(x) = (x + 3i)2(x + 4i)2