ICSE Class 10 Answered
(x-1)^2-3x+4=0
find value of x
Asked by mirinilton | 07 Mar, 2019, 19:44: PM
![begin mathsize 12px style open parentheses space x space minus space 1 close parentheses squared space minus 3 x space plus 4 space equals space 0
x squared space minus 2 x space plus 1 space minus 3 x space plus 4 space equals space 0
x squared space minus 5 x space plus space 5 space equals 0
x space equals space fraction numerator 5 plus-or-minus square root of 25 minus 20 end root over denominator 2 end fraction space equals space fraction numerator 5 plus-or-minus square root of 5 over denominator 2 end fraction end style](https://images.topperlearning.com/topper/tinymce/cache/b88e073481ca798dd48b8d802d36fc67.png)
Answered by Thiyagarajan K | 07 Mar, 2019, 23:27: PM
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