Find the amplitude, period, or phase shift of the given function as requested.Find the phase shift of y = 2 cos
A. 
B. -
C. 2?
D. 8?
Answer: B
Mathematics
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Find f so that F = ?f. If the fuction is not conservative state so.F(x, y) = (-7e5y - yex)i + (6xe2y - ex)j
A. -7xe5y + 
+ C
B. -7xe5y - 
+ C
C. -7xe5y + -7ex + C
D. -7xe5y - yex + C
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 = 
, R = 
C. f(x): D = 
, R = 
;
f-1(x): D = 
, R = 
D. 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
Mathematics
Add or subtract as indicated. Simplify the result, if possible.
- 
A. - 
B. - 
C. 
D. 
Mathematics
Solve the equation by extracting square roots.
?
?
A. 
B. 
C. 17
D. 
E. 
Mathematics