Mathematics
A general equation of a circle is
$ x^2+y^2+2 g x+2 f y+c=0 $
Since it passes through $(0,0)$,
$ c=0 $
So the equation becomes
$ x^2+y^2+2 g x+2 f y=0 $
It cuts the x -axis at ( $a, 0$ ).
Substituting:
$ a^2+2 g a=0 $
g=-a/2
Hi dear candidate,
All these subjects have numerical question and need to do practice to achieve 90 score. You should revisit the previous question papers and make your own notes for each subject for better practice.
Refer to the links below for more help:
NCERT Class 11 Physics Notes -
HELLO,
Yes we have the answer key available on our website , i am attaching the link below through which you will be able to download the Chennai Sahodaya answer key mathematic 2025 2026
Here is the link :- https://school.careers360.com/download/ebooks/chennai-sahodaya-class-12-mathematics-question-paper-2025-26
Hope this Helps!
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