Multiply.

A. 430
B. 541
C. 421
D. 441


Answer: D

Mathematics

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Find the area enclosed by the given curves.y = sin x, y = csc 2 x,  ? x ? 

A. 1 - 
B.  + 
C.  - 
D.  - 

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Solve.The sum of two numbers is 30. Their difference is 12. What are the numbers?

Fill in the blank(s) with the appropriate word(s).

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Solve the problem.Roberto invested some money at 6%, and then invested $3000 more than twice this amount at 11%. His total annual income from the two investments was $3690. How much was invested at 11%?

A. $9000 B. $2700 C. $27,000 D. $24,000

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Solve the equation.3n - 6 = 18

A. n = 12 B. n = 25 C. n = 21 D. n = 8

Mathematics