Find the indicated term of the geometric sequence.a8 when a1 = 4,000,000 and r = 0.1.
A. 0.04
B. 4
C. 0.004
D. 0.4
Answer: D
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Solve the problem.In how many ways can a company choose an accountant and a manager if there are 7 applicants for the accountant position and 12 applicants for the managerial position?
A. 190,080 B. 84 C. 3,991,680 D. 95,040
Determine if the given ordered pair is a solution of the equation.y = 5x - 14.6; (3.2, 1.4)
A. A solution B. Not a solution
Solve the problem.The intensity L(x) of light x ft beneath the surface of a lake satisfies the differential equation 
. At what depth, to the nearest foot, is the intensity one tenth the intensity at the surface?
A. 13 ft B. 17 ft C. 26 ft D. 38 ft
Solve using elimination.
A. x = 
, y = ; x = -
, y =
; x = ,
, y = - 
; x = - 
, y = - 
or (
, 
), (- 
, 
), (
, - 
), (- 
, - 
)
B. x = - 
, y = 
; x = - 
, y = - 
or (- 
, 
), (- 
, - 
)
C. x = 
, y = 
; x = - 
, y = 
; x = ,
, y = - 
; x = - 
, y = - 
or (
, 
), (- 
, 
), (
, - 
), (- 
, - 
)
D. x = 
, y = 
; x = ,
, y = - 
;
or (
, 
), (
, - 
)