Solve the problem.Given that P(A) = 0.53, P(A ? B) = 0.89, and P(A ? B) = 0.22, find P(B).
A. 0.8
B. 0.58
C. 0.36
D. 0.31
Answer: B
Mathematics
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Provide an appropriate response.Derive the formula given that d/dx (cosh x) = sinh x and d/dx (sinh x) = cosh x. d/dx (coth x) = -csch2 x
What will be an ideal response?
Mathematics
Solve.
= 13
A. 42 B. 168 C. -84 D. 84
Mathematics
Solve the problem.A railroad tunnel has the shape of half an ellipse. The height of the tunnel at the center is 42 ft and the vertical clearance must be 6 ft at a point 12 ft from the center. Find an equation for the ellipse, where x and y are measured in ft. 
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Mathematics
Write out the first five terms of the sequence.
A. 2, 6, 40, 1260, 72,576 B. 2, 3, 20, 210, 3024 C. 1, 6, 40, 1260, 72,576 D. 1, 3, 20, 210, 3024
Mathematics