CBSE Class 10 Answered
find the zero of the polynomial x²- 55x + 750
Asked by dhaneswarnimal80 | 11 Nov, 2023, 06:50: AM
![begin mathsize 14px style x squared minus 55 space x space plus space 750 space equals space 0 end style](https://images.topperlearning.com/topper/tinymce/cache/6bdc90b32a81df2a2f84b9b72beb4169.png)
750 = (-30) × (-25) ; -55 = -30=25
Eqn.(1) is written as
![begin mathsize 14px style x squared minus 30 space x space minus space 25 space x space minus space 750 space equals space 0
x left parenthesis x minus 30 right parenthesis space minus 25 left parenthesis x minus 30 right parenthesis space equals space 0
left parenthesis x minus 30 right parenthesis left parenthesis x minus 25 right parenthesis space equals space 0 end style](https://images.topperlearning.com/topper/tinymce/cache/1f02294ee12b56d7ce31d129610614dd.png)
Hence zero's of given polynomial are 25 and 30
Answered by Thiyagarajan K | 11 Nov, 2023, 08:50: AM
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