Write the standard form of the equation of the ellipse centered at the origin, having a vertical 
units and a minor axis of 
units.
A. 
B. 
C. 
D. 
E. 
Answer: A
Mathematics
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Match graph with the appropriate equation.
A. 25x2 + 81y2 = 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 5x2 + 9y2 = 1
Mathematics
Write the first five terms of the arithmetic sequence.a1 = 19, d = -4
A. 0, 19, 15, 11, 7 B. 23, 18, 13, 8, 3 C. 19, 15, 11, 7, 3 D. -19, -15, -11, -7, -3
Mathematics
Add the numbers.
A. 387 B. 567 C. 765 D. 666
Mathematics
Use mathematical induction to prove the following.1 ? 3 + 2 ? 4 + 3 ? 5 + . . . + n(n + 2) = 
What will be an ideal response?
Mathematics