Use the information given about the angle ?, 0 ? ? ? 2?, to find the exact value of the indicated trigonometric function.sin ? = - ,   < ? < 2?Find sin .

A. - 
B.
C. - 
D. - 


Answer: D

Mathematics

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Find the area.

A. 12.5 cm2
B. 20 cm2
C.

25 cm2

D. 10 cm2

Mathematics

Find the expected value.Mr. Cameron is sponsoring an summer concert. He estimates that he will make $300,000 if it does not rain and make $60,000 if it does rain. The weather bureau predicts the chance of rain is 0.34 for the day of the concert. An insurance company is willing to insure the concert for $150,000 against rain for a premium of $30,000. If he buys this policy, what are his expected earnings from the concert?

A. $180,000 B. $300,000 C. $270,000 D. $239,400

Mathematics

Let x be a number. Translate the English phrase into a mathematical expression.The total of -45 and a number

A. -45 B. -45x C. 45 - x D. -45 + x

Mathematics

Graph the ellipse. +  = 1 

A.

B.

C.

D.

Mathematics