Solve the problem.In a survey about the number of siblings of college students, the following probability table was constructed: 
What is the probability that a student has at most 2 siblings?
A. 0.46
B. 0.74
C. 0.54
D. 0.26
Answer: B
Mathematics
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Write a quadratic equation having the given solutions.-7, 5
A. x2 - 35x - 2 = 0 B. x2 - 2x - 35 = 0 C. x2 + 2x - 35 = 0 D. x2 + 35x - 2 = 0
Mathematics
If 
, what is the value of 
? Round your answer to two decimal places if necessary.
?
A. 16.96 B. 15.8 C. 21.84 D. None of the above
Mathematics
Find the coordinates of the vertices and foci of the ellipse.y2 = 4(1 - x2)
A. V(-4, 0), V(4, 0), F(-3, 0), F(3, 0)
B. V(-2, 0), V(2, 0), F
, F
C. V(0, -2), V(0, 2), F
, F
D. V(0, -4), V(0, 4), F(0, -3), F(0, 3)
Mathematics
Write as a decimal.
%
A. 7.1818 B. 0.0718 C. 0.7182 D. 7.0018
Mathematics