Calculate the area of the surface S. S is the portion of the cone 
+ 
= 
that lies between z = 2 and z = 4.
A. 
?
B. 
C. 
?
D. 
?
Answer: D
Mathematics
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Perform the indicated operation and round as indicated.526.89 ÷ 0.064 thousandths
A. 823.266 B. 823.316 C. 8232.656 D. 8233.156
Mathematics
Let 
, and evaluate the expression.
?
?
A. -9 B. -3 C. 3 D. -8
Mathematics
Solve the proportion.
?
?
A. ?
B. 
C. ?
D. ?
E. no solution
Mathematics
Determine a formula for the exponential function.
A. f(x) = 3 ? 2-x + 2
B. f(x) = 3 ? 
x
C. f(x) = 3 ? 2x - 2
D. f(x) = 12 ? 2x
Mathematics