Find the unknowns on the right side of the partial fraction decomposition.
= 
+ 
A. A = - 
, B = 
, C = - 
B. A = - 
, B = - 
, C = 
C. A = 
, B = 
, C = - 
D. A = 
, B = - 
, C = 
Answer: A
Mathematics
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Solve the equation for solutions in the interval [0°, 360°).sin 2? = cos ?
A. ? = 0°, 120°, 180°, 240° B. ? = 105°, 165°, 285°, 345° C. ? = 15°, 165°, 195°, 345° D. ? = 30°, 90°, 150°, 270°
Mathematics
Estimate the quotient by first rounding each number as indicated.0.0831 ÷ 1.78; Estimate by first rounding each number to one nonzero digit.
A. 5 B. 0.5 C. 0.04 D. 0.004
Mathematics
Add and subtract as indicated. Simplify and leave the numerator and denominator in your answer in factored form.
+ 
A. 
B. 
C. 
D. 
Mathematics
Solve by the substitution method.8x + 9y = 165x + 5y = 10
A. {(2, 0)} B. {(x, y)|5x + 5y = 10} C. ? D. {(1, 1)}
Mathematics