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December 21, 2014

December 21, 2014

Posted by **lindsay** on Thursday, July 19, 2012 at 10:23am.

(3 2)

- math -
**Reiny**, Thursday, July 19, 2012 at 2:49pmfor

a b

c d

for a denominator let k = ad - bc

If k is zero, there is no inverse

k = 6 - (-6) = 12

the inverse is

d -b

-c a times 1/k

we would ge

(1/12) times the matrix

2 2

-3 3

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