Use the quadratic formula to solve the quadratic equation.
+ x + 
= 0
A. -6 ± 
B. 6 ± 
C. -6 ± 
D. 12 ± 
Answer: C
Mathematics
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Use the graph to estimate the specified limit.
f(x) and 
f(x)
A. -2; 3 B. 1; 1 C. 3; -2 D. Does not exist; does not exist
Mathematics
Use counting to determine the whole number that corresponds to the cardinality of the set.A = {x|x ? N and 4x + 2 = 4x}
A. Infinite B. n(A) = 2 C. n(A) = 0 D. n(A) = 1
Mathematics
Find the circumference of the figure below
Mathematics
Find v ? u.v = 
and u = 
A. 
i - 
j
B. 
i
C. 0
D. 
- 
Mathematics