For the given function f(x), find f-1(x).f(x) = 4 - x
A. f-1(x) = x + 4
B. f-1(x) = x - 4
C. f-1(x) = 4 - x
D. f-1(x) = 
Answer: C
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Find the domain and range and describe the level curves for the function f(x,y).f(x, y) = 5x2 - 7y2
A. Domain: all points in the first quadrant of the xy-plane; range: all real numbers; level curves: hyperbolas 
B. Domain: all points in the xy-plane; range: real numbers z ? 0; level curves: ellipses 
C. Domain: all points in the xy-plane; range: all real numbers; level curves: hyperbolas 
D. Domain: all points in the xy-plane; range: all real numbers; level curves: ellipses 
Change the complex number to rectangular form.4(cos 313° + j sin 313°)
A. 2.728 - 2.925j B. -2.925 + 2.728j C. -1.364 + 1.463j D. 1.364 - 1.463j
Solve the problem.Find the image of the given figure under the reflection that sends P to P'.
A. 
B. 
C. 
D. 
Solve the problem.The Midtown Deli building has a replacement cost of 
and is insured for 
It suffers a fire loss of 
Find the amount of loss paid by the company. Assume an 80% coinsurance clause.
A. $3,733 B. $5,600 C. $4,900 D. $4,480