Establish the identity.
= 
What will be an ideal response?
= 
= 
= 
.
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Express in terms of sums and differences of logarithms.log 
A. log (2x + z) - 5 log y B. (log x)2 + log z - (log y)5 C. 2 log x + log z - 5 log y D. 2 log x ? log z - 5 log y
Find all local extreme values of the given function and identify each as a local maximum, local minimum, or saddle point.
A. 
local maximum; 
saddle point; 
saddle point; 
local minimum; 
local minimum
B. 
local maximum; 
local minimum
C. 
local maximum; 
saddle point; 
saddle point; 
saddle point; 
local minimum; 
local minimum; 
saddle point; 
local minimum; 
local minimum
D. 
local maximum; 
local minimum; 
local minimum; 
local minimum; 
local minimum
Find the volume of the solid. When appropriate, use ? ? 3.14 and round to the nearest hundredth.Use 3.14 for ?.
A. 904.32 in.3 B. 1205.76 in.3 C. 602.88 in.3 D. 150.72 in.3
Solve the problem.If f(?) = cos ? and f(a) = 
, find the exact value of f(-a).
A. - 
B. 
C. - 
D. 