Find the exact value by using a sum or difference identity.sin 
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Solve the problem.The magnitudes and directions of two forces acting on an object are given. Find the magnitude of the resultant to the nearest tenth.71.8 lb; 10.9° W of Nand132.3 lb; 57.1° W of S
A. 97.5 lb B. 158.3 lb C. 111.1 lb D. 124.7 lb
Mathematics
State whether the common form of the argument is valid or invalid and give a reason. p ? q
? p ? r
A. Valid, transitive reasoning B. Valid, direct reasoning C. Invalid, misuse of disjunctive reasoning D. Invalid, misuse of transitive reasoning
Mathematics
Simplify the expression using the order of operations.
A. 4 B. 10 C. 25 D. 7
Mathematics
Approximate the area of the circle using 3.14 for ?.
A. 40.82 cm2 B. 81.64 cm2 C. 132.665 cm2 D. 530.66 cm2
Mathematics