Complete the operation and simplify if necessary.
?
?
A.
B.
C.
D.
E.
Answer: C
Mathematics
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Solve the problem.A standard deck of cards is made up of four suits with 13 cards in each suit (total of 52 cards). If we randomly sample four cards from a standard poker deck, find the probability that all four cards selected are diamonds.
A. 
B. 
C. 
D. 
Mathematics
Sketch an angle ? in standard position such that ? has the least positive measure and the given point is on the terminal side of ?.(4, -2) 
A. 
B. 
C. 
D. 
Mathematics
Complete the identity.tan 
+ cot 
= ?
A. 2 cot ? B. -2 cot ? C. 2 csc ? D. -2 csc ?
Mathematics
Convert the angle into degree, minute, second form. Round the answer to the nearest second.302.76°
A. 302°45'36'' B. 302°45'76'' C. 302°46'35'' D. 302°35'76''
Mathematics