Math problem help please?
Simplify
1) x + 1/ x - 1 + x^2 -1 / x + 1
2) 4x/x^2 - 1 - x + 1/x - 1
回答 (2)
x + 1/ x - 1 + x^2 -1 / x + 1 according to PEMDAS is ) x + (1/ x) - 1 + x^2 -(1/x) + 1
Is that really the problem????
Please use some parens to help us help you...
Is it (x + 1)/ (x - 1 )+( x^2 -1) /( x + 1 )?
if not ---> answer = x + x^2
missing a lot of ( ) in 2/
收錄日期: 2021-04-21 01:47:29
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