Determine the constant term that must be added to the expression to make it a perfect square.x2 + 
x
A. 
B. 
C. 
D. 144
Answer: C
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The position vector of a particle is r(t). Find the requested vector.The acceleration at t = 0 for r(t) = t2i + (10t3 - 6)j + 
k
A. a(0) = 2i - 
k
B. a(0) = 2i - 
k
C. a(0) = 2i - 
k
D. a(0) = 2i + 
k
Determine if the sequence is an arithmetic sequence, a geometric sequence, or neither. If it is either arithmetic or geometric, give the next term in the sequence.9, 29, 49, 69, 89, . . .
A. geometric; 109 B. arithmetic; 109 C. neither
Find the axis of symmetry of the quadratic function.f(x) = 11(x - 4)2 + 6
A. x = 6 B. x = 4 C. x = -4 D. x = 11
Solve by graphing.In one U.S. town the annual consumption y of beef (in kg per person) can be estimated by the linear equation 
where x is the number of years since 1975. Graph the equation and use the graph to estimate the beef consumption in the year 1994. 
A. 16 kg per person B. 13 kg per person C. 28 kg per person D. 10 kg per person