Graph the equation.
+ 
= 1
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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If the following defines a one-to-one function, find its inverse. If not, write "Not one-to-one." 
A. Not one-to-one
B. 
C. 
D. 
Mathematics
Perform the requested operation or operations. Find the domain of each.f(x) = 
; g(x) = cos xFind f - g.
A. 
+ cos x; domain: [-2, ?)
B. 
; domain: [-2, ?)
C. (cos x)(
); domain: [-2, ?)
D. 
- cos x; domain: [-2, ?)
Mathematics
Solve the equation.
- 
= 
A. 6 B. -6, 6 C. No solution D. -6
Mathematics
Determine if the given function y = f(x) is a solution of the accompanying differential equation.Differential equation: 7xy' + 7y = cos xInitial condition: y(?) = 0Solution candidate: y = 
A. Yes B. No
Mathematics