Find the nth term an of the geometric sequence.1.4, -0.84, 0.504, -0.3024, . . .
A. an = -1.4(0.06)n
B. an = 1.4(-0.6)n
C. an = -1.4(0.6)n-1
D. an = 1.4(-0.6)n-1
Answer: D
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Divide, if possible. Write the answer in simplest form.
÷ 
A. 
B. 
C. 
D. 
Solve.In a class of 14 students, 5 students got an A, 4 students got a B, 3 students got a C, and 2 students got a D on a test. How many ways can the grades be assigned?
A. 2,522,520 B. 1,681,680 C. 84,084 D. 420,420
Solve.A loaded moving truck is traveling 20 mph faster than a freight train. In the time it takes the train to travel 60 miles, the truck travels 100 miles. Find the speed of the truck.
A. 50 mph B. 10 mph C. 20 mph D. 100 mph
Determine whether the graph of the equation is symmetric with respect to the x-axis, the y-axis, and/or the origin.y = -6x3 + 6x
A. x-axis B. y-axis C. origin D. x-axis, y-axis, origin E. none