Solve the problem.Find an equation for the level surface of the function f(x, y, z) = ln
that passes through the point 
.
A. ln 
= 9
B. ln 
= 
C. 
= e11
D. 
= e9
Answer: C
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Multiply or divide using a calculator and round as indicated.(2690) ÷ (-3090) (hundredth)
A. -0.88 B. -0.871 C. -0.87 D. -0.870
Find the simple interest for the period indicated. Then use table values to find the compound interest. Finally, find the difference between compound interest and simple interest. Round to the nearest cent. (Interest is compounded annually.)
Principal: $5,929 Rate: 5% Years: 14
A. $1,659.70 B. $1,397.16 C. $3,438.41 D. $7,588.71
Suppose ? is an angle in standard position. Given an equation of the terminal side of ?, give the exact value of the indicated trigonometric function(s). Rationalize denominators if necessary.y = 6x, Quadrant IFind 
A. 
B. 
C. 6
D. 
Simplify the expression. Assume that all variables are positive.x2/3(x1/4 - x-1/4)
A. x5/12 + 2x11/12 B. x11/12 - x5/12 C. x11/12 + x5/12 D. x5/12 - x11/12