Determine the domain of the function 
a. Domain: all real numbers except
b. Domain: all real numbers except
c. Domain: all real numbers except
d. Domain: all real numbers
d. Domain: all real numbers
The domain of the function
is all real numbers.
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Integrate the function f over the given region.f(x, y) = 
+ 
over the trapezoidal region bounded by the x-axis, y-axis, line 
and line 
A. 60 B. 30 C. 25 D. 40
Evaluate the function requested. Write your answer as a fraction in lowest terms.
Find tan A.
A. tan A = 
B. tan A = 
C. tan A = 
D. tan A = 
Use Cramer's rule to solve the system of equations. If D = 0, use another method to determine the solution set.9x + 6y = 126x - 2y = -4
A. {(-1, 3)} B. {(0, 2)} C. Cramer's rule does not apply since D = 0; ? D. {(0, 3)}
Plot the point.(2.5, -6.5)
A. 
B. 
C. 
D. 