Find the surface area of the solid.
A. 648 sq ft
B. 486 sq ft
C. 729 sq ft
D. 243 sq ft
Answer: B
Mathematics
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Verify the identity.
= 
What will be an ideal response?
Mathematics
Use a graphing calculator to solve the linear equation.The graph of y1 is shown in the standard viewing window. Which is the only choice that could possibly be the solution of the equation y1 = 0? 
-30, - 
, 
, 30
A. - 
B. -30
C. 
D. 30
Mathematics
Find the domain of the composite function (f ? g)(x). Write the domain in interval notation.f(x) = x + 3, g(x) = 
A. (-?, -4) ? (-4, -3) ? (-3, ?) B. (-?, -4) ? (-4, ?) C. (-?, -7) ? (-7, ?) D. (-?, ?)
Mathematics
Solve the exponential equation algebraically. Approximate the result to three decimal places.
?
?
A. 
B. 
C. 
D. 
E. 
Mathematics