Complete the identity.
+ 
= ?
A. sec ? csc ?
B. sin ? tan ?
C. -2 tan2 ?
D. 1 + cot ?
Answer: A
Mathematics
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Find the value of the expression.
?
?
A. 
B. 
C. 
D. 
E. 
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Tell whether the statement is true or false.Some rational numbers are integers.
A. True B. False
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When an insurance salesman calls on someone, the probability of making a sale is 0.3. He is given the names of three people to call. He gets a commission of $100 if he makes a sale to one person, $210 if he makes a sale to two people, and $325 if he makes a sale to all three. Find the expected commission.
What will be an ideal response?
Mathematics
Find the derivative of the function.
?
?
A. 
B. 
C. 
D. 
E. 
Mathematics