Use these sets to find the following. Identify any disjoint sets.Let U = {5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15}, M = {5, 7, 9, 11}, 
and 
(N ? R) ? Q
A. {5}
B. ?; N and R are disjoint sets.
C. {5, 7}
D. {7}
Answer: C
Mathematics
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Evaluate the improper integral or state that it is divergent.
A. 
ln 11
B. 
ln 6
C. 
ln 
D. - 
ln 11
Mathematics
Find an equation y = mx + b that models the quantity y after x units of time.A quantity y is initially 20 and increases at a rate of 3 per minute.
A. y = 3x + 20 B. y = 20x + 3 C. y = 20x - 3 D. y = -3x + 20
Mathematics
Write the augmented matrix for the system.
A. 
B. 
C. 
D. 
Mathematics
Solve the equation using the quadratic formula. Simplify irrational solutions, if possible.x2 - 8x = 15
A. {4 ± 
}
B. {8 ± 
}
C. {4 ± 
}
D. {-4 ± 
}
Mathematics