Find the foci and vertices of the ellipse.25x2 + 4y2 = 100
A. foci at (- 
, 0) and (
, 0)
vertices at (-5, 0), (5, 0)
B. foci at (0, - 
) and (0, 
)
vertices at (0, -5), (0, 5)
C. foci at (0, -5) and (0, 5)
vertices at (0, -25), (0, 25)
D. foci at (0, 5) and (2, 0)
vertices at (0, 25) and (4, 0)
Answer: B
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Solve the problem.The polynomial P(x) = 0.85x - 68 models the relationship between the number of pretzels x that a certain vendor sells and the profit the vendor makes. Find P(900), the profit the vendor makes from selling 900 pretzels.
A. $697 B. $832 C. $765 D. -$59.50
_________ criteria have to be met in order for an alternative to be acceptable
Fill in the blank(s) with the appropriate word(s).
Use the commutative and/or associative laws to rewrite the given expression. Label each step with a reason.(y + z) + 9 as (9 + z) + y
What will be an ideal response?
Solve the right triangle.
a = 15.3, c = 29.6
A. A = 31.1, B = 58.9, b = 33.3 B. A = 31.1, B = 31.1, b = 25.3 C. A = 31.1, B = 58.9, b = 25.3 D. A = 62.7, B = 27.3, b = 33.3