Without using a calculator, give the exact trigonometric function value with rational denominator.sin 
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Rationalize the denominator. Assume that all variables represent non-negative real numbers. Make sure you simplify the final answer.
A. 
B. 
C. 
D. 
Mathematics
Factor completely. If unfactorable, indicate that the polynomial is prime.9k2 - 25m2
A. prime B. (3k + 5m)2 C. (3k - 5m)2 D. (3k + 5m)(3k - 5m)
Mathematics
Solve the problem.A field microphone used at a soccer game has a parabolic cross section and is 32 inches wide at the opening. The focus is 16 inches from the vertex. Find the depth of the microphone.
A. 64.00 in. B. 4.00 in. C. 1.78 in. D. 16.00 in.
Mathematics
Write the negative of the statement.?x [m(x) ? n(x)]
A. ?x [~m(x) ? n(x)] B. ?x [m(x) ? ~n(x)] C. ?x [~m(x) ? n(x)] D. ?x [m(x) ? ~n(x)]
Mathematics