Find the particular solution to the given differential equation that satisfies the given conditions.9D2y - 2 Dy = 0; y = 0 when x = 0, and y= 3 when x = 
A. y = 
- 
e-2x/9
B. y = - 
+ 
e-2x/9
C. y = - 
+ 
e
2x/9
D. y = 
- 
e2x/9
Answer: C
Mathematics
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Solve the following system by any appropriate method. If there is no real number solution, so state.3x2 - y2 = 14x2 + 2y2 = 14
A. (
, 2), (
, -2), (-
, 2), (-
, -2)
B. (
, 4), (
, -4), (-
, 4), (-
, -4)
C. (
, 2), (
, -2), (-
, 2), (-
, -2)
D. no real solution
Mathematics
Evaluate. Assume u > 0 when ln u appears. 
A. ln x6+ C
B. 
ln(ln x6) + C
C. ln(ln x6) + C
D. 
ln x6 + C
Mathematics
Convert the units.90,000 g = 
kg
A. 90 kg B. 0.90 kg C. 900 kg D. 90,000,000 kg
Mathematics
For problems 5 and 6, use the compound inequality 
. Use interval notation to represent the conjunction.
A. 
B. 
C. 
D. 
E. none of these
Mathematics