Find the standard-form equation for an ellipse which satisfies the given conditions.An ellipse with x-intercepts ±8; foci at (-5, 0) and (5, 0)
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Answer: A
Mathematics
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A. 1 B. 0 C. -1 D. Undefined
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In using Simpson's rule, the number of subintervals n may be chosen to be even. ?
A. true B. false
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Graph the system of inequalities.x + 6y ? 6x + 6y ? 0 
A. No solution
B. 
C. 
D. 
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Solve the problem.A deposit of $8000 is made in an account that earns 8% interest compounded quarterly. The balance in the account after n quarters is given by the sequence an = 8000(1 + 
)n, n = 1, 2, 3, ...Find the balance in the account after six years by computing a24
A. $9650.62 B. $12,867.50 C. $8416.62 D. $9009.30
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