(a)Using the Gauss-Jordan method, find the inverse of the matrix 
.(b) Based on your answer to (a), solve the system 
= 
.
What will be an ideal response?
(a)
(b) x = -2, y = 8, z = 
Mathematics
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Solve the problem.Alice's grandmother has a birthdate which is a 5-digit palindrome in the form 
If d is 1 more than e and c is 2 more than b, what is her birthdate?
A. 2-35-32 B. 3-24-23 C. 2-13-12 D. 1-24-21
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Find the mean for the grouped data. Round to the nearest tenth.
A. 55.1 B. 60.6 C. 57.9 D. 54.5
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Factor completely, or state that the trinomial is prime.x2 + 18xy + 81y2
A. (x + 9y)(x - 9y) B. (x - 9y)2 C. (x + 9y)2 D. Prime
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Determine whether the expression is a monomial.-2x5m
A. Not a monomial B. Monomial
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