Use the figure to find the exact value of the trigonometric function.Find tan 2?.

A.
B. -  
C.
D. - 


Answer: B

Mathematics

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Replace the polar equation with an equivalent Cartesian equation.r2 = 46r cos ? - 6r sin ? - 9

A. 46x - 6y = 9 B. (x - 23)2  + (y + 3)2 = 529 C. (x + 46)2  + (y - 6)2 = 9 D. (x - 23)2  + (y + 3)2 = 9

Mathematics

Find the event that corresponds with the outcome.Getting all coins come up the same if 3 coins are tossed.

A.
B.
C.
D.

Mathematics

Translate the word statement into a percent equation. Do not solve.89% of 6 is what number?

A. 89 ? 6 = n B. 89% ? n = 6 C. 89% ? 6 = n D. 89% = 6 ? n

Mathematics

Evaluate the expression for the given replacement values. Write the answer in simplest form.  for y = , x = 

A.
B.
C.
D.

Mathematics