Published by:
CGP EDU Academic Team
Published on: August 14, 2026
If the coefficient of 
in the expansion of 
is -56 and the coefficients of 
and 
are both zero, then 
is equal to
Text Solution
Verified by ExpertsThe correct answer is:
C
Coeff. of 
c. 
…………… .. (i)
Coeff. of 
c. 
…………… .. (ii)
Coeff. of 
……………… . (iii)
After solving (i), (ii) & (iii)
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