Evaluate the expression for the given replacement value.3x, for x = 1
A. 1
B. 3
C. 0
D. undefined
Answer: B
Mathematics
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Evaluate.Find (f + g)(-1) when f(x) = x + 5 and g(x) = x + 4.
A. -11 B. 7 C. -1 D. -3
Mathematics
Use the graph to find a ? > 0 such that for all x, 0 < 
< ? ? 
< ?.
A. 0.865 B. 0.4481 C. 0.46 D. 0.4169
Mathematics
Find the measures of two angles, one positive and one negative, that are coterminal with the given angle.131°
A. 401°; -139° B. 491°; -229° C. 311°; -49° D. 491°; -49°
Mathematics
The eigenvalues of 
is
Select the correct answer.
?
A. 
, 
B. ,
C. 
,
D. 
E. 
Mathematics