Find an equation for the ellipse described. Graph the equation.Foci at (-4, -1) and (2, -1); length of major axis is 10
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Answer: C
Mathematics
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Evaluate the integral by using multiple substitutions.
dx
A. 
+ C
B. 
+ C
C. 
+ C
D. 
+ C
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Find the slope of the line through the given points.(-2, -5), (2, 6)
A. 
B. 
C. 
D. - 
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Simplify the rational expression. Assume that no variable has a value which results in a denominator with a value of zero.
A. - 
B. - 
C. 
D. - 
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Graph the curve whose parametric equations are given.x = 
, y = 4t + 3; 0 ? t ? 4 
A. 
B. 
C. 
D. 
Mathematics