Rewrite  as a single logarithm and then simplify the result.

A. ?ln |sin ?|
B. ?ln |tan ?|
C. ?ln |cos ?|
D. ?ln |sec ?|
E. ?ln |csc ?|


Answer: B

Mathematics

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Divide and simplify.-  ÷ 

A.
B.
C. - 
D. - 

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Combine like terms.1t + 6t

A. 7t
B. 7t
C. 7t
D. 8t

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Multiply using duplation and mediation.50 × 83

A. 4250 B. 4160 C. 4150 D. 4140

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Use the given feasible region determined by the constraint inequalities to find the minimum possible value of the objective function.f = 3x + 11y subject to the constraints 

A. 198 B. 0 C. 108 D. 323

Mathematics