Find the requested composition of functions.Given f(x) = 
and g(x) = 2x + 3, find g?f(x).
A. 2x + 3
B. x + 6
C. x
D. x - 
Answer: C
Mathematics
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Find the area or volume.Find the volume of the solid generated by revolving the region under the curve 
from 
to 
about the 
A. 7?
B. 7
C. 
?
D. 14?
Mathematics
Verify the identity.
+ 1 = 2 sin2 ?
What will be an ideal response?
Mathematics
Divide and simplify to the form a + bi.
A. 
+ 
i
B. 
+ 
i
C. 
+ 
i
D. 2 + 
i
Mathematics
Solve the problem.An initial investment of $12,000 is appreciated for 4 years in an account that earns 9% interest, compounded quarterly. Find the amount of money in the account at the end of the period.
A. $16,938.98 B. $17,131.46 C. $16,754.48 D. $5131.46
Mathematics