If possible, solve the system below by the method of elimination.
A. 
B. 
C. 
D. 
E. 
Answer: C
Mathematics
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Evaluate the cylindrical coordinate integral.
A. 60? B. 20? C. 40 D. 60
Mathematics
Factor the trinomial completely. If the polynomial cannot be factored, write "prime."x4 - 3x2 - 54
A. (x2 - 54)(x2 + 1) B. (x2 - 9)(x2 + 6) C. (x2 + 9)(x2 - 6) D. prime
Mathematics
Find the sum of the series as a function of x.
A. - 
B. 
C. - 
D. 
Mathematics
The function f is one-to-one. State the domain and the range of f and f-1. Write the domain and range in set-builder notation.f(x) = 
A. f(x): D = 
, R = 
;
f-1(x): D is all real numbers, R = 
B. f(x): D = 
, R = 
;
f-1(x): D = 
, R = 
C. f(x): D = 
, R is all real numbers;
f-1(x): D is all real numbers, R = 
D. f(x): D = 
, R = 
;
f-1(x): D = 
, R = 
Mathematics