a,b,c and dare real numbers such that and b does not equal d, show that if i multiply by both sides by bd I get ad = bc so ad-bc = 0, thats as far as i can go..any help appreciated. thank you.
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Originally Posted by Tweety a,b,c and are real numbers such that and b does not equal d, show that Here is a slightly different way. From you can see that
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