Suppose that ? is in standard position and the given point is on the terminal side of ?. Give the exact value of the indicated trig function for ?.(12, 16); Find sin ?.

A.
B.
C.
D.


Answer: D

Mathematics

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Find the indicated probability.The following table show the results of a clinical trial for an allergy drug.  What is the probability that a randomly selected person received no treatment or improved? Round your answer to the nearest thousandth when necessary.

A. 0.89 B. 0.082 C. 0.742 D. 0.66

Mathematics

Determine whether or not the equation is quadratic.x(9x2 + 5) = 10 + 9x2

A. Quadratic. B. Not quadratic.

Mathematics

Express the given expression in simplest form with only positive exponents.(x9y-8z-5)(x-2y-3z8)

A.
B.
C. x7y11z3
D.

Mathematics

Solve the system by the method of your choice. Identify systems with no solution and systems with infinitely many solutions, using set notation to express their solution sets. 5x - 6y = 2-20x + 24y = -4

A. {(4, 2)}
B.
C. {  5x - 6y = 2 }
D. ?

Mathematics