Solve the equation Ax = b by using the LU factorization given for A.A = 
, b = 
A = 
A. x = 
B. x = 
C. x = 
D. x = 
Answer: D
Mathematics
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What will be an ideal response?
Mathematics
Write the equation of the circle with the given center and radius.Center (0, 9), radius 
A. (x + 9)2 + y2 = 225 B. x2 + (y - 9)2 = 15 C. x2 + (y + 9)2 = 15 D. (x - 9)2 + y2 = 225
Mathematics
Solve the problem.The numerator of a fraction is 8 times the denominator. If 9 is subtracted from the numerator, and added to the denominator, the resulting fraction is equal to 
. Find the original fraction.
A. 
B. 
C. 
D. 
Mathematics
Solve the system of equations by elimination, if a solution exists.
A. x = 5, y = 0 B. No solution C. x = 6, y = 5 D. x = 6, y = -1
Mathematics