Each matrix is nonsingular. Find the inverse of the matrix. Be sure to check your answer.
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Solve.For a hyperbolic mirror the two foci are 44 cm apart. The distance of the vertex from one focus is 10 cm and from the other focus is 34 cm. Position a coordinate system with the origin at the center of the hyperbola and with the foci on the y-axis. Find the equation of the hyperbola.
A. 
- 
= 1
B. 
- 
= 5
C. 
- 
= 5
D. 
- 
= 1
Mathematics
Find the first 4 terms of the recursively defined sequence.a1 = 4, an+1 = 
A. 
, 16, 
, 64
B. 4, 
, 
, 
C. 4, 
, 
, 
, 
D. 4, 
, 4, 
Mathematics
Determine what percent of the figure is shaded.
A. 60% B. 30% C. 37.5% D. 62.5%
Mathematics
SD(X )
The probability density function of X is 
Compute the following quantity.
Mathematics