Determine the number of solutions to the given system without graphing.
A. one solution
B. infinite number of solutions
C. no solution
Answer: A
Mathematics
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Rationalize the denominator.
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 is all real numbers;
f-1(x): D is all real numbers, 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 = 
;
f-1(x): D = 
, R = 
Mathematics
Add.(x3y2 + 4x2y3 + 3xy + 1) + (x2y3 + 4x3y2 - 5xy + 5)
A. 3x3y2 + 5x2y3 - 2xy + 6 B. 2x3y2 + 8x2y3 - 2xy + 6 C. 5x3y2 + 5x2y3 + 3xy + 6 D. 5x3y2 + 5x2y3 - 2xy + 6
Mathematics
Determine whether the relation is a function.
A. A function B. Not a function
Mathematics