Prove that
11.
[Hint: Put ]
By using the Hint we will put ;
we get then,
dividing numerator and denominator by ,
we get,
using the formula
As L.H.S = R.H.S
Hence proved
CBSE Class 12 board exams 2025 to have 50% competency-based questions; no change in 10th
CBSE Class 12 board exams 2024 over; expected result date, trends of last 10 years
CBSE Class 12 accountancy board exam analysis 2024 out; paper rated easy, balanced
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