Given f(x) and g(x), find the indicated composition and state its domain.f(x) = 
, g(x) = x - 11Find (f ?g)(x) and state its domain.
A. 
, all real numbers except 
B. 
, 
, 
C. 
, all real numbers except - 
D. 
, 
, 
Answer: B
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Solve the system by addition. 8x + 6y = -36-6x + 3y = -18
A. ? B. {(0, -5)} C. {(-1, -5)} D. {(0, -6)}
Find the degree measure of the angle ? in the figure.
A. 21° 37' 19" B. 32° 36' 19" C. 32° 37' 19" D. 31° 36' 19"
Using the Law of Cosines, find angles A and C when a = 6, b = 6, and c = 10.
a. A = 112.9ø, C = 67.1ø b. A = 67.1ø, C = 33.6ø c. A = 33.6ø, C = 112.9ø d. A = 33.6ø, C = 67.1ø e. A = 67.1ø, C = 112.9ø
Encode or decode the given message, as requested, numbering the letters of the alphabet 1 through 26 in their usual order.Use the coding matrix A = 
and its inverse A-1 = 
to decode the cryptogram 
.
A. HELP_THEM B. LOOK_DOWN C. GOOD_LUCK D. STAY_CALM