Find the domain and range and describe the level curves for the function f(x,y).f(x, y) = sin-1(x2 + y2)
A. Domain: all points in the xy-plane satisfying x2 + y2 ? 1; range: real numbers - 
? z ? 
; level curves: circles with centers at (0,0) and radii r, 0 < r ? 1
B. Domain: all points in the xy-plane; range: real numbers - 
? z ? 
; level curves: circles with centers at (0, 0)
C. Domain: all points in the xy-plane; range: all real numbers; level curves: circles with centers at (0, 0)
D. Domain: all points in the xy-plane satisfying x2 + y2 ? 1; range: real numbers - 
? z ? 
; level curves: circles with centers at (0, 0)
Answer: A
You might also like to view...
Solve the equation.
= ?s - 1?
A. ?
B. {6, 
}
C. {- 6}
D. {- 6, - 
}
Simplify. Write the answer using positive exponents only.
2
5
A. 
B. 
C. 
D. 
Predict the general, or nth term, an, of the sequence.2, 4, 8, 16, 32, . . .
A. 2n B. 2n-1 + 1 C. 2n D. 2 + 2(n - 1)
Verify the identity.
