Perform the operation. Write the answer as a fraction in lowest terms.
- 
A. 
B. 
C. 0
D. 
Answer: A
Mathematics
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Solve the problem.An employee was paid $20,625 during the first half of last year. During the second half he was paid $40,858. How much more was his income during the second half?
A. $61,473 B. $20,233 C. $20,223 D. $61,483
Mathematics
Find the average value of the function f over the region R.f(x, y) = 5x + 10yR is the triangle with vertices 
, 
, and 
.
A. 20
B. 
C. 5
D. 
Mathematics
Divide.(25x3 + 35x2 + 20x + 4) ÷ (-5x - 2)
A. -5x2 - 2 B. x2 - 5x - 2 C. x2 + 5x + 2 D. -5x2 - 5x - 2
Mathematics
If central angle ? cuts off a chord of length c in a circle of radius r, then the relationship between ?, c, and r is given by
?
?
?
Find ?, if ?c? = ?r?
.
?
A. ?? = 120°
B. ?? = 90°
C. ?? = 90°
D. ?? = 120°
E. ?? = 120°
Mathematics