Find the standard form of the equation of the ellipse satisfying the given conditions.Foci: (-3, 0), (3, 0); vertices: (-4, 0), (4, 0)
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Answer: C
Mathematics
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Evaluate the integral.
dt
A. 3 ln
+ 
+ C
B. 4 ln
- 
+ C
C. 3 ln
- 
+ C
D. 3 ln
- 
+ C
Mathematics
Solve the problem.The current in the circuit is 8.30 mA. Determine the magnitude of the impedance across the capacitor and the resistor (between points a and c).XC = 1500 ?R = 1950 ?XL = 2100 ? 
? I
A. Z = 2866 ? B. Z = 5166 ? C. Z = 2460 ? D. Z = 3450 ?
Mathematics
For the compound inequality, give the solution set in both interval and graph forms. 6x + 10 ? -2 or 6x + 10 ? 22
A. [-2, 2]
B. (-?, 2]
C. [-2, ?)
D. (-?, -2] ? [2, ?)
Mathematics
Solve the rational equation.2 = 
+ 
A. 
B. 
C. 
D. 4
Mathematics