Sketch the surface z = f(x,y).f(x, y) = 

A.

B.

C.

D.


Answer: B

Mathematics

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Solve the problem.The time it takes to complete a certain job varies inversely as the number of people working on that job. If it takes 32 hours for 7 carpenters to frame a house, then how long will it take 48 carpenters to do the same job?

A. 10.5 hr B. 4.7 hr C. 40 hr D. 48 hr

Mathematics

Solve.A woman borrowed $30,000 at 8% interest compounded annually. If the loan was paid off in one lump sum at the end of 4 years, how much did she pay?

A. $39,600.00 B. $40,814.67 C. $32,400.00 D. $10,814.67

Mathematics

Graph the equation. ? ?

A.
B.
C.
D.
E.

Mathematics

Simplify the expression. Assume that all variables are positive.(x6y9)1/3

A. x2y3 B. 3x6y9 C. x3y2 D. x18y27

Mathematics