Published by:
CGP EDU Academic Team
Published on: August 13, 2026
If the number of terms free from radicals in the expansion of 
is k, then the value of 
is equal to
Text Solution
Verified by ExpertsThe correct answer is:
CHECK THE SOLUTION.
7.3
T r+1 is rational if 
and 
are integers i.e. if r is a multiple of 9.
Total terms = 730 = k
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