Find the limit.
2 sin 
A. 0
B. -1
C. 1
D. 4
Answer: B
Mathematics
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Provide an appropriate response.Define f(0,0) in a way that extends f(x, y) = 
to be continuous at the origin.
A. No definition makes f(x, y) continuous at the origin. B. f(0, 0) = 1 C. f(0, 0) = 2 D. f(0, 0) = 0
Mathematics
Write a quadratic equation having the given numbers as solutions.2i, -2i
A. x2 - 4ix + 4 = 0 B. x2 - 4 = 0 C. x2 + 4 = 0 D. x2 + 4i = 0
Mathematics
Determine if the equation is an identity.cot(x - y) = 
A. Not an identity B. Identity
Mathematics
Decide whether the ordered pair is a solution of the given system.(-1, -2)4x + y = -62x + 4y = -10
A. Yes B. No
Mathematics