Match the vector equation with the correct graph.
r(t) = (3 - 2t)i + tj; 0 ? t ? 
A. Figure 8
B. Figure 5
C. Figure 3
D. Figure 1
Answer: D
Mathematics
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Solve the equation.-6x = -36
A. -30 B. 6 C. 30 D. 2
Mathematics
Solve.2k2 = -9k - 9
A. -3, -6
B. - 
, -3
C. 3, - 
D. 3, 
Mathematics
Solve the problem.The number of births in County A has been increasing in recent years. Using the information given on the bar graph for the years 1960 and 1990, find an equation to model the number of births y for the year x. Let x = 0 correspond to the year 1960.
A. y = 
x + 
B. y = 
x + 1693
C. y = 
x + 1693
D. y = 
x - 2190
Mathematics
Write the expression in lowest terms.
A. 3 B. 2k C. 2k2 D. 3k2
Mathematics