Use the given function value(s), and trigonometric identities (including the cofunction identities), to find the indicated trigonometric functions.
?
?
?
?
A. ?
and 
B. ?
and 
C. 
and 
D. ?
and 
E. ?
and 
Answer: C
Mathematics
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Find the centroid of the thin plate bounded by the graphs of the given functions. Use ? = 1 and M = area of the region covered by the plate.g(x) = x2 and f(x) = x + 2
A. 
= 
, 
= 2
B. 
= 
, 
= 
C. 
= 
, 
= 
D. 
= 2, 
= 
Mathematics
In the circuit below, VR = 12 V and VC = -5 V. Find E and é.
a. é = -67.4ø, VC = 17 V
b. é = -22.6ø, VC = 8.5 V
c. é = -67.4ø, VC = 13 V
d. é = -67.4ø, VC = 13 V
e. é = -22.6ø, VC = 13 V
Mathematics
Evaluate the expression. ? 4! ?
A. 120 B. 4 C. 12 D. 6 E. 24
Mathematics
Evaluate, if possible-
A. 
B. - 
C. - 
D. Not a real number
Mathematics