7.(iii) For some constants a and b, find the derivative of
Given,
Now As we know the quotient rule of derivative,
So applying this rule, we get
Hence
CBSE Supplementary Exam 2025: Registrations open for Class 10, 12 private students today
CBSE opens application to access 10th answer scripts; verification, revaluation for Class 12 starts on May 31
CBSE supplementary exams 2025 from July 15; form submission starts on May 30
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