Solve, finding all solutions.tan x = -1 (Express your answer in radians.)
A. 2k? and ? + 2k?, where k is any integer
B. 
+ 2k? and 
+ 2k?, where k is any integer
C. 
+ 2k? and 
+ 2k?, where k is any integer
D. 
+ 2k? and 
+ 2k?, where k is any integer
Answer: C
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Write each mixed number as an improper fraction.8
A. 
B. 
C. 
D. 
Determine i) the domain of the function, ii) the range of the function, iii) the domain of the inverse, and iv) the range of the inverse.f(x) = 
A. f(x): D = 
, R = 
;
f-1(x): D = 
, R = 
B. f(x): D = 
, R = 
;
f-1(x): D = 
, R = 
C. f(x): D is all real numbers, R is all real numbers;
f-1(x): D is all real numbers, R is all real numbers
D. f(x): D = 
, R = 
;
f-1(x): D = 
, R = 
Match the equation to the graph.(x + 2)2 = -6(y + 2)
A. 
B. 
C. 
D. 
Perform the indicated operations.(4x - 5y)2
A. 4x2 + 25y2 B. 16x2 - 40xy + 25y2 C. 4x2 - 40xy + 25y2 D. 16x2 + 25y2