15. If , then find the value of .
Using the identity ,
We can find the value of x;
So,
on applying,
=
= or ,
Hence, the possible values of x are .
CBSE Class 12 history paper 2025 moderately difficult, tested students’ understanding
CBSE Class 12 Computer Science Exam Analysis 2025: Paper 'moderate', but 'tougher' than last three years
CBSE Class 12 Accountancy Exam Analysis 2025: Paper ‘moderate', includes application-based questions
Create Your Account
To keep connected with us please login with your personal information by phone
Dont't have an account? Register Now