Simplify the expression. Leave answers with exponents.87 ? 84
A. 6411
B. 811
C. 6428
D. 828
Answer: B
Mathematics
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Find the volume of the indicated region.the region bounded by the cylinder 
and the planes 
and 
A. 15? B. 45? C. 75? D. 225?
Mathematics
Write the exponential expression below in simplest form.
?
A. 
B. 
C. 
D. ?
E. 
Mathematics
A circle can be inscribed within or circumscribed about any regular polygon.
Answer the following statement true (T) or false (F)
Mathematics
Give an appropriate answer.Given the function f(x, y, z) and the positive number ? as in the formal definition of a limit, find a positive number ? as in the definition that insures 
< ?.f(x, y, z) = x + y - z ; ? = 0.09
What will be an ideal response?
Mathematics