Solve the equation on the interval [0, 2?).(tan x + 1) (cos x + 1) = 0
A. 
, 
, 2?
B. 0, 
, 
C. 0, 
, 
D. 
, ?, 
Answer: D
Mathematics
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Write the fraction as an equivalent percent.
A. 5.7% B. 57% C. 0.57% D. 570%
Mathematics
Solve the problem.The amount of money that Pablo makes in a given week varies directly as the number of hours he works that week. In a week in which he works 28 hours, he makes $406. How much will he make in a week in which he works 48 hours?
A. $711 B. $696 C. $706 D. $691
Mathematics
x? = 3x ? 4y, y? = 2x ? 3y 10
Solve the first-order linear system.
Mathematics
Write the partial fraction decomposition of the rational expression.
A. 
+ 
+ 
B. 
+ 
+ 
C. 
+ 
+ 
D. 
+ 
+ 
Mathematics