Write an equation for the ellipse.foci at (±4
, 0); x-intercepts (±9, 0)
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Answer: B
Mathematics
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Provide an appropriate response.As x moves from left to right though the point c = 5, is the graph of f(x) = x + 
rising, or is it falling? Give reasons for your answer.
What will be an ideal response?
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Simplify the expression.124.23 ÷ 
+ 57.92 ? 
A. 221.53 B. 217.65 C. 76.494 D. 66.2425
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Identify the graph of the equation.
?
?
A. ?
B. ?
C. ?
?
D. ?
E. ?
Mathematics