Solve the problem.How long does it take $1125 to triple if it is invested at 7% interest, compounded quarterly? Round your answer to the nearest tenth.
A. 18.1 years
B. 15.8 years
C. 15.8 months
D. 18.1 months
Answer: B
Mathematics
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Solve the problem.On a biology test, a student got 25 questions correct but did not pass. On a second attempt, the student got 31 questions correct. What was the percent of the increase?
A. 76% B. 24% C. 19.4% D. 6%
Mathematics
Translate the ellipse with the given equation so that it is centered at the given point. Find the new equation and sketch its graph.
+ 
= 1; (-3, 4)
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Mathematics
Find all six trigonometric functions of ? if the given point is on the terminal side of ?.(Assume that a is a positive number.)
?
?
A. 
; 
; 
; 
; 
B.
; 
; 
; 
; 
C.
; 
; 
; 
; 
D.
; 
; 
; 
; 
E.
; 
; 
; 
; 
Mathematics
Simplify.If P(x) = 4x - 9, find P(a).
A. 4a B. 4a - 9 C. -5a D. 4x - 9
Mathematics