Q 1: Find the coefficient of x^{2} in the expansion of (3x1/x)^{6} Answer:

Q 2: Find the greatest term in the expansion of (23x)^{7} when x = 1. Answer:

Q 3: Find the coefficient of a^{6}b^{3} in the expansion of (2ab/3)^{9} Answer:

Q 4: Find numerically the greatest term in the expansion of (2+3x)^{7} when x = 4/5 Answer:

Q 5: In the expansion (x^{2}+1/x)^{n}, the coefficient of the 4th term is equal to the coefficient of the ninth term Find n. Answer:

Q 6: Find the term containing x^{2} if any in (3x1/2x)^{8}. Answer:

Q 7: Find numerically the greatest term in the expansion of (5x+4)^{7} when x = 1(write 1st, 2nd etc) Answer:

Q 8: In the expansion (x^{2}+1/x)^{n}, the coefficient of the 4th term is equal to the coefficient of the ninth term Find 6th term. Answer:

Question 9: This question is available to subscribers only!

Question 10: This question is available to subscribers only!

