Calculate the total area of the region bounded by the line , the x-axis, and the lines

variablename="impvar_88b5fda204994148aa76dcb8b" /> and . Round your answer to the nearest whole number.

?



A. 272

B. 833

C. 136

D. 34

E. 17

---

Answer: C

Mathematics

Find all solutions of the equation. Leave answers in trigonometric form.x3 + 8 = 0

A. {2 cis 180°, 2 cis 240°, 2 cis 240°} B. {2 cis 180°, 2 cis 60°, 2 cis 300°} C. {2 cis 180°, 2 cis 120°, 2 cis 240°} D. {2 cis 180°, 2 cis 120°, 2 cis 300°}

Multiply or divide as indicated. Write the answer in lowest terms. ÷ 

A.  
B.  
C. z - 2
D.

Solve the quadratic inequality. Write the solution set in interval notation.x2 - 10x + 20 ? 0

A. (-?, 5 - ] ? [5 + , ?)
B. (-?, 5 -  ) ? (5 + , ?)
C. [5 -  , 5 +  ]
D. (-?, -] ? [, ?)

Solve the problem.The sum of a student's three scores is 229. If the first is 20 points more than the second, and the sum of the first two is 4 more than twice the third, what was the first score?

A. 67 B. 55 C. 75 D. 87