Hi, Pretty basic question. Can some look at the question I've attached and explain why when I'm simplifying (2a+1/b)^-2 it changes to (2ab+1/b)^-2
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Originally Posted by JVP Hi, Pretty basic question. Can some look at the question I've attached and explain why when I'm simplifying (2a+1/b)^-2 it changes to (2ab+1/b)^-2 When you group them into one fraction .
How does 2a become 2ab
Originally Posted by JVP How does 2a become 2ab
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