Find the exact value. If the value of the function is not defined, write undefined.tan(-7?)
A. 1
B. -1
C. Undefined
D. 0
Answer: D
Mathematics
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Solve the inequality and graph the solution set on a number line.
< 8
A. (-?, -2) ? 
B. 
C. ?
D. 
? (2, ?)
Mathematics
Determine the most appropriate unit to fill in the blank.The baby weighs 4 
.
A. kilograms B. milligrams C. grams D. liters
Mathematics
Choose the expression with exactly the same value as the given expression.sec (?)
A. - cos(?)
B. csc
C. sin
D. cos
Mathematics
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 is all real numbers, R = 
C. f(x): D = 
, R = 
;
f-1(x): D = 
, R = 
D. f(x): D = 
, R is all real numbers;
f-1(x): D is all real numbers, R = 
Mathematics