Find a general term an for the geometric sequence.a1 = - 
, r = 7
A. an = 
n-1 + 
B. an = - 
+ 
(n - 1)
C. an = - 
+ 
(n - 1)
D. an = - 
? 7n-1
Answer: D
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Sketch the given surface.y = x2
What will be an ideal response?
Solve the problem.The voltage E in an electric circuit carrying alternating current can, under idealized conditions, be described by 
If the maximum voltage Emax is 0.0254 and 
what is the voltage in the circuit at 
seconds?
A. -0.0242 volts B. -0.0202 volts C. 49.0 volts D. 0.00776 volts
Answer the question based on the bar graph. Write the answer as a sentence.The following graph shows weekend gross revenue for a summer blockbuster film. 
How much more revenue did the film earn the first weekend compared with the fifth weekend?
A. The film earned $136,772,568 more the first weekend versus the fifth weekend. B. The film earned $101,398,882 more the first weekend versus the fifth weekend. C. The film earned $128,941,168 more the first weekend versus the fifth weekend. D. The film earned $109,230,282 more the first weekend versus the fifth weekend.
Express in terms of i.
A. 2i
B. -2i
C. -2
D. 2