CBSE Class 9 Answered
factorise 2x² + x - 45 = 0
Asked by artigupta0766 | 12 Oct, 2023, 23:47: PM
![2 straight x ² space plus space straight x space minus space 45 space equals space 0
2 straight x ² space plus space 10 straight x space minus space 9 straight x space minus space 45 space equals space 0
2 straight x open parentheses straight x plus 5 close parentheses minus 9 left parenthesis straight x plus 5 right parenthesis space equals space 0
open parentheses 2 straight x minus 9 close parentheses open parentheses straight x plus 5 close parentheses equals 0
straight x equals 9 over 2
straight x equals negative 5](https://images.topperlearning.com/topper/tinymce/cache/cacded37e58993efab31b345c1df44b7.png)
Answered by Arun | 13 Oct, 2023, 10:12: AM
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