Add or subtract and simplify.
+ 
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Find the length of the curve.x = 
(t3 - 3t), y = t2 + 7, 0 ? t ? 2
A. 
B. 5
C. 
D. 
Mathematics
Evaluate 
for the given x and function f.f(x) = 2
+ 3 for x = 4
A. 4
B. 2
C. 
D. Does not exist
Mathematics
Use 
notation to indicate all containment relations between the following two sets.
?
, 
?
A. 
B. 
C. 
D. 
and 
E. 
and 
Mathematics
True or false. The set 
spans 
.
?
Answer the following statement true (T) or false (F)
Mathematics