Verify the identity.
= cot 
What will be an ideal response?
= 
= 
= cot 
Mathematics
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Match the function f with its graph.f(x) = log x
A. 
B. 
C. 
D. 
Mathematics
Graph the system of inequalities.x2 + y2 ? 366x + 2y ? 12
A. 
B. 
C. 
D. 
Mathematics
Simplify. Express in terms of i.
A. -2
B. 2
C. -2i
D. 2i
Mathematics
Factor using substitution.t4 - 50t2 + 625
A. (t - 5)4 B. (t - 5)2(t + 5)2 C. t2(t - 25)2 D. (t2 + 25)(t - 5)(t + 5)
Mathematics