6 / (3 + √5) = (18 - 6√5) / 4 my question is that can u subtract 6 from 18..why or why not?
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Originally Posted by Power 6 / (3 + √5) = (18 - 6√5) / 4 my question is that can u subtract 6 from 18..why or why not? Multiplying both sides gets you now if you are asking from here can you subtract the asnwer is no because the two numbers do not have a common denominator
Originally Posted by Power 6 / (3 + √5) = (18 - 6√5) / 4 my question is that can u subtract 6 from 18..why or why not? No. This is kind of how I saw it... the radical is like a variable... and the 18 and 6 are not like terms.. ...just a thought... But I know you cant
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