Perform the indicated operations and write the result in standard form.
A. -6 - i
B. -6 + i
C. 6 + i
D. -6 + i
Answer: D
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Solve the equation for y in terms of x.ln y + 2.1972 = 8 ln x
A. y = x8 - 9
B. y = x8 - 2.1972
C. y = 
D. y = 
The position vector of a particle is r(t). Find the requested vector.The acceleration at t = 0 for r(t) = t2i + (8t3 - 3)j + 
k
A. a(0) = 2i + 
k
B. a(0) = 2i - 
k
C. a(0) = 2i - 
k
D. a(0) = 2i - 
k
Find the standard form of the polynomial function of smallest degree with real coefficients satisfying the given conditions. f(0) = 39, -3 and 3 - 2i are roots
A. f(x) = x3 - 3x2 + 5x - 52 B. f(x) = x3 - x2 - 5x + 39 C. f(x) = x3 - x2 + 11x + 39 D. f(x) = x3 - 3x2 - 5x + 39
Solve the problem.A straight trail with a uniform inclination of 11° leads from a lodge at an elevation of 800 feet to a mountain lake at an elevation of 7700 feet. What is the length of the trail (to the nearest foot)?
A. 36,162 feet B. 7029 feet C. 40,355 feet D. 7844 feet