Evaluate the integral.
A. -9
B. -18
C. 9
D. 0
Answer: B
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Convert the Egyptian numeral to Hindu-Arabic form.
A. 928,439 B. 1,000,439 C. 928,709 D. 928,412
Find the domain and range and describe the level curves for the function f(x,y).f(x, y) = 
A. Domain: all points in the xy-plane; range: all real numbers; level curves: parabolas 
B. Domain: all points in the xy-plane excluding x = 0; range: all real numbers; level curves: parabolas 
C. Domain: all points in the xy-plane; range: real numbers z ? 0; level curves: parabolas 
D. Domain: all points in the xy-plane excluding x = 0; range: real numbers z ? 0; level curves: parabolas 
Solve the proportion equation.
= 
A. 4.7 B. 21.45 C. 1.51 D. 2.15
Multiply the complex numbers and simplify powers of i.(6 + 
) (3 + 
)
A. (18 - 
)+ (6
+ 3 
)i
B. (18 + 
)- 32i
C. 32 + 126i
D. 4 - 9
i