Solve the problem.If f(?) = sin ? and f(a) = - 
, find the exact value of f(-a).
A. 
B. - 
C. - 
D. 
Answer: A
Mathematics
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List the symmetries of the given function, if there are any. Otherwise, state "No symmetry".f(x) = 4x2 + 2
A. Origin B. y-axis C. x-axis D. No symmetry
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Solve the problem.From 9 names on a ballot, a committee of 3 will be elected to attend a political national convention. How many different committees are possible?
A. 60,480 B. 84 C. 504 D. 252
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Find the area of the SAS triangle ABC. If necessary, round the answer to two decimal places.A = 40°, b = 10 yd, c = 4 yd
A. 12.86 sq yd B. 10.86 sq yd C. 17.32 sq yd D. 15.32 sq yd
Mathematics
Answer the question about percent. Round your answer to the nearest tenth of a percent, if necessary.79.7 is what percent of 9?
A. 8856.0% B. 11.3% C. 885.6% D. 1.1%
Mathematics