Rewrite the expression with a rational denominator I start by multiplying top and bottom by Is my next step correct please?
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Yeah, keep simplifying.
Originally Posted by rowe Yeah, keep simplifying. Thanks, I was not sure what to do with the -4 denominator, this is a big help. However, I'm still confused because the answer given on the worksheet is
the answer should be ,probably there were a typo on your worksheet.
Originally Posted by Meggomumsie Thanks, I was not sure what to do with the -4 denominator, this is a big help. However, I'm still confused because the answer given on the worksheet is Look at the original expression. We know , but the worksheet answer gives a negative number. I'm sure there's been a mistake.
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