Write an expression for the nth term of the geometric sequence. Then find the indicated term.
?
?
A. 
, 
B. 
, 
C. 
, 
D. 
, 
E. 
, 
Answer: A
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Graph the circle.x2 + y2 - 2x - 4y - 4 = 0
A. 
B. 
C. 
D. 
Solve the problem.A circular fountain has a diameter of 7 feet. Approximate the perimeter of the fountain, using 3.14 as an approximation for 
A. 43.96 ft B. 153.86 ft C. 21.98 ft D. 10.99 ft
Solve the problem.The current I, in amperes, flowing through a particular ac (alternating current) circuit at time t seconds is I = 120 sin (70?t)What is the period and amplitude of the current?
A. period = 
second, amplitude = 120
B. period = 
second, amplitude = 350
C. period = 
second, amplitude = 70
D. period = 70? seconds, amplitude = 
Solve the problem.One number is 2 less than a second number. Twice the second number is 25 more than 5 times the first. Find the two numbers.
A. -7 and -5 B. 5 and 7 C. -8 and -6 D. -6 and -4