Determine if the parabola whose equation is given opens upward or downward.y = -x2 + 2x - 3
A. upward
B. downward
Answer: B
Mathematics
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Provide an appropriate response.The diagonals of a 
intersect at their common midpoint.
A. trapezoid B. pentagon C. parallelogram D. rhombus
Mathematics
Find the product of the given binomial and its conjugate.
+ 
A. 4
B. 4
C. 4 - 2
D. 8
Mathematics
Find an equation in standard form for the ellipse that satisfies the given conditions.Major axis endpoints (0, ±7), minor axis length 4
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Mathematics
Make the indicated conversion with American units of capacity.368 fluid ounces to quarts
A. 92 qt
B. 5
qt
C. 23 qt
D. 11
qt
Mathematics