Answer:
Consider,
7th term as T7
T7 = T6+1
T7 = 10C6 (3x2)10-6 (-1/x3)6
T7 = 10C6 (3)4 (x)8 (1/x18)
T7 = [10×9×8×7×81] / [4×3×2×x10]
T7 = 17010 / x10
∴ 7th term of the expression (3x2 – 1/x3)10 = 17010 / x10.
Find the 7th term in the expansion of (3×2 – 1/x3)10.
Find the 7th term in the expansion of (3×2 – 1/x3)10.