Complete the identity.sec ? - 
= ?
A. -2 tan2 ?
B. sin ? tan ?
C. sec ? csc ?
D. 1 + cot ?
Answer: B
Mathematics
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Perform the indicated operation and round as indicated.-4.287 ÷ (-6.8) hundredths
A. 0.06 B. 0.11 C. 1.13 D. 0.63
Mathematics
Which reasoning process is shown in the following example?If Mary goes to the mall, she gets ice cream. Mary did not get ice cream. We conclude Mary did not go to the mall.
A. theoretical reasoning B. deductive reasoning C. reasoning by counterexample D. inductive reasoning
Mathematics
Identify the number as prime, composite, or neither.36
A. Composite B. Neither C. Prime
Mathematics
Find the exact value of the expression.csc 840°
A. -2
B. 
C. - 
D. 
Mathematics