Find the value of the expression.ln e4
A. 
B. e ln 4
C. 4
D. 1
Answer: C
Mathematics
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Find the exact value of the expression.
A. - 
B. - 
C. -2
D. -
Mathematics
The volume of a spherical cancerous tumor is given by the function 
where r is the radius of the tumor in centimeters. By what factor is the volume of the tumor increased if its radius is quadruple?
Fill in the blank(s) with the appropriate word(s).
Mathematics
Find the domain of the function.f(x) = x2 + 8
A. {x|x ? -8} B. {x|x > -8} C. all real numbers D. {x|x ? -8}
Mathematics
Simplify. Assume that no radicands were formed by raising negative quantities to even powers.
A. 
B. 
C. 21
D. 
Mathematics