Find all rational zeros.f(x) = x4 - 6x3 + 2x2 + 18x - 15
A. {5, 1}
B. {-5, 1}
C. {5, -1}
D. No rational zeros
Answer: A
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For the curve r(t), write the acceleration in the form aTT + aNN.r(t) = (t + 2)i + (ln (sec t) - 4)j + 8k, -?/2 < t < ?/2
A. a = (sec t tan t)T + (sec t)N B. a = (cos t)T + (cos t)N C. a = (sec2 t)T + (cos t)N D. a = (csc t)T + (sec t)N
Solve the problem.From a boat on the river below a dam, the angle of elevation to the top of the dam is 
If the dam is 1,421 feet above the level of the river, how far is the boat from the base of the dam (to the nearest foot)?
A. 3,491 ft B. 3,471 ft C. 3,461 ft D. 3,481 ft
Solve the equation. Round your answer to three decimal places.2 
1460 = 40
A. 1.002 B. 0.002 C. 0.923 D. 0.75
Perform the indicated operation for the given f(x) and g(x).f(x) = x - 4, g(x) = -4x2 + 12x + 5
Find (fg)(3).
A. -5 B. -217 C. -50 D. 35