Graph each system of inequalities and shade the portion on the graph represented by the solution set.2x + y ? 4  x - 1 > 0

A.

B.

C.

D.


Answer: A

Mathematics

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Solve the problem.The average salary for Major League Baseball players has been increasing exponentially since 1980. The average salary S can be modeled by the exponential equation S = $166,305e0.126t, where t is the number of years since 1980. Use the model to predict the year when the average salary will be $5 million more than it was in the year 2000?

A. 2317 B. 2252 C. 2010 D. 2168

Mathematics

Translate to an equation and solve.  What percent of 786 is 934?Round your answer to the nearest tenth of a percent.

A. 0.1% B. 118.8% C. 84.2% D. 1.2%

Mathematics

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

A.
B. - 
C. - 
D.

Mathematics

Find the area of the portion of the surface  that lies above the region . Round your answer to two decimal places. ?

A. 121.00 B. 108.57 C. 760.27 D. 380.13 E. 1,194.22

Mathematics