Graph the parabola or ellipse. Include the directrix that corresponds to the focus at the origin.r = 
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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FInd the tangential and normal components of the acceleration.r(t) = (t2 - 6)i + ( 2t - 2)j + 9k
A. a = 
T + 
N
B. a = 
T + 
N
C. a = 
T + 
N
D. a = 
T + 
N
Mathematics
Use an equation to solve the percent problem.325.6 is what percent of 44?
A. 7.4% B. 13.51% C. 1.35% D. 740%
Mathematics
Convert the units.32 kg = 
g
A. 32,000 g B. 0.32 g C. 0.032 g D. 3200 g
Mathematics
Solve the problem.For the function f(x) = 
, find all values x for which f(x) = 4.
A. 7 B. 19 C. 13 D. 49
Mathematics